Workbook Detail
Number Line 1 20 Hard — Set 10
Find the missing number on the number line (14 to 44, step 4)
Show answer
Answer: 34
- Start
- 14
- End
- 44
- Step
- 4
- Markers
- {"value":14,"blank":false}
- {"value":18,"blank":false}
- {"value":22,"blank":false}
- {"value":26,"blank":false}
- {"value":30,"blank":false}
- {"value":34,"blank":true}
- {"value":38,"blank":false}
- {"value":42,"blank":false}
Find the missing number on the number line (31 to 82, step 2)
Show answer
Answer: 63
- Start
- 31
- End
- 82
- Step
- 2
- Markers
- {"value":31,"blank":false}
- {"value":33,"blank":false}
- {"value":35,"blank":false}
- {"value":37,"blank":false}
- {"value":39,"blank":false}
- {"value":41,"blank":false}
- {"value":43,"blank":false}
- {"value":45,"blank":false}
- {"value":47,"blank":false}
- {"value":49,"blank":false}
- {"value":51,"blank":false}
- {"value":53,"blank":false}
- {"value":55,"blank":false}
- {"value":57,"blank":false}
- {"value":59,"blank":false}
- {"value":61,"blank":false}
- {"value":63,"blank":true}
- {"value":65,"blank":false}
- {"value":67,"blank":false}
- {"value":69,"blank":false}
- {"value":71,"blank":false}
- {"value":73,"blank":false}
- {"value":75,"blank":false}
- {"value":77,"blank":false}
- {"value":79,"blank":false}
- {"value":81,"blank":false}
Find the missing number on the number line (11 to 39, step 4)
Show answer
Answer: 35
- Start
- 11
- End
- 39
- Step
- 4
- Markers
- {"value":11,"blank":false}
- {"value":15,"blank":false}
- {"value":19,"blank":false}
- {"value":23,"blank":false}
- {"value":27,"blank":false}
- {"value":31,"blank":false}
- {"value":35,"blank":true}
- {"value":39,"blank":false}
Find the missing number on the number line (36 to 49, step 1)
Show answer
Answer: 48
- Start
- 36
- End
- 49
- Step
- 1
- Markers
- {"value":36,"blank":false}
- {"value":37,"blank":false}
- {"value":38,"blank":false}
- {"value":39,"blank":false}
- {"value":40,"blank":false}
- {"value":41,"blank":false}
- {"value":42,"blank":false}
- {"value":43,"blank":false}
- {"value":44,"blank":false}
- {"value":45,"blank":false}
- {"value":46,"blank":false}
- {"value":47,"blank":false}
- {"value":48,"blank":true}
- {"value":49,"blank":false}
Find the missing number on the number line (41 to 82, step 1)
Show answer
Answer: 65
- Start
- 41
- End
- 82
- Step
- 1
- Markers
- {"value":41,"blank":false}
- {"value":42,"blank":false}
- {"value":43,"blank":false}
- {"value":44,"blank":false}
- {"value":45,"blank":false}
- {"value":46,"blank":false}
- {"value":47,"blank":false}
- {"value":48,"blank":false}
- {"value":49,"blank":false}
- {"value":50,"blank":false}
- {"value":51,"blank":false}
- {"value":52,"blank":false}
- {"value":53,"blank":false}
- {"value":54,"blank":false}
- {"value":55,"blank":false}
- {"value":56,"blank":false}
- {"value":57,"blank":false}
- {"value":58,"blank":false}
- {"value":59,"blank":false}
- {"value":60,"blank":false}
- {"value":61,"blank":false}
- {"value":62,"blank":false}
- {"value":63,"blank":false}
- {"value":64,"blank":false}
- {"value":65,"blank":true}
- {"value":66,"blank":false}
- {"value":67,"blank":false}
- {"value":68,"blank":false}
- {"value":69,"blank":false}
- {"value":70,"blank":false}
- {"value":71,"blank":false}
- {"value":72,"blank":false}
- {"value":73,"blank":false}
- {"value":74,"blank":false}
- {"value":75,"blank":false}
- {"value":76,"blank":false}
- {"value":77,"blank":false}
- {"value":78,"blank":false}
- {"value":79,"blank":false}
- {"value":80,"blank":false}
- {"value":81,"blank":false}
- {"value":82,"blank":false}
Find the missing number on the number line (27 to 58, step 4)
Show answer
Answer: 31
- Start
- 27
- End
- 58
- Step
- 4
- Markers
- {"value":27,"blank":false}
- {"value":31,"blank":true}
- {"value":35,"blank":false}
- {"value":39,"blank":false}
- {"value":43,"blank":false}
- {"value":47,"blank":false}
- {"value":51,"blank":false}
- {"value":55,"blank":false}
Find the missing number on the number line (33 to 62, step 3)
Show answer
Answer: 33
- Start
- 33
- End
- 62
- Step
- 3
- Markers
- {"value":33,"blank":true}
- {"value":36,"blank":false}
- {"value":39,"blank":false}
- {"value":42,"blank":false}
- {"value":45,"blank":false}
- {"value":48,"blank":false}
- {"value":51,"blank":false}
- {"value":54,"blank":false}
- {"value":57,"blank":false}
- {"value":60,"blank":false}
Find the missing number on the number line (16 to 30, step 4)
Show answer
Answer: 20
- Start
- 16
- End
- 30
- Step
- 4
- Markers
- {"value":16,"blank":false}
- {"value":20,"blank":true}
- {"value":24,"blank":false}
- {"value":28,"blank":false}
Find the missing number on the number line (31 to 69, step 1)
Show answer
Answer: 57
- Start
- 31
- End
- 69
- Step
- 1
- Markers
- {"value":31,"blank":false}
- {"value":32,"blank":false}
- {"value":33,"blank":false}
- {"value":34,"blank":false}
- {"value":35,"blank":false}
- {"value":36,"blank":false}
- {"value":37,"blank":false}
- {"value":38,"blank":false}
- {"value":39,"blank":false}
- {"value":40,"blank":false}
- {"value":41,"blank":false}
- {"value":42,"blank":false}
- {"value":43,"blank":false}
- {"value":44,"blank":false}
- {"value":45,"blank":false}
- {"value":46,"blank":false}
- {"value":47,"blank":false}
- {"value":48,"blank":false}
- {"value":49,"blank":false}
- {"value":50,"blank":false}
- {"value":51,"blank":false}
- {"value":52,"blank":false}
- {"value":53,"blank":false}
- {"value":54,"blank":false}
- {"value":55,"blank":false}
- {"value":56,"blank":false}
- {"value":57,"blank":true}
- {"value":58,"blank":false}
- {"value":59,"blank":false}
- {"value":60,"blank":false}
- {"value":61,"blank":false}
- {"value":62,"blank":false}
- {"value":63,"blank":false}
- {"value":64,"blank":false}
- {"value":65,"blank":false}
- {"value":66,"blank":false}
- {"value":67,"blank":false}
- {"value":68,"blank":false}
- {"value":69,"blank":false}
Find the missing number on the number line (18 to 54, step 2)
Show answer
Answer: 24
- Start
- 18
- End
- 54
- Step
- 2
- Markers
- {"value":18,"blank":false}
- {"value":20,"blank":false}
- {"value":22,"blank":false}
- {"value":24,"blank":true}
- {"value":26,"blank":false}
- {"value":28,"blank":false}
- {"value":30,"blank":false}
- {"value":32,"blank":false}
- {"value":34,"blank":false}
- {"value":36,"blank":false}
- {"value":38,"blank":false}
- {"value":40,"blank":false}
- {"value":42,"blank":false}
- {"value":44,"blank":false}
- {"value":46,"blank":false}
- {"value":48,"blank":false}
- {"value":50,"blank":false}
- {"value":52,"blank":false}
- {"value":54,"blank":false}
Find the missing number on the number line (43 to 48, step 3)
Show answer
Answer: 43
- Start
- 43
- End
- 48
- Step
- 3
- Markers
- {"value":43,"blank":true}
- {"value":46,"blank":false}
Find the missing number on the number line (0 to 40, step 1)
Show answer
Answer: 35
- Start
- 0
- End
- 40
- Step
- 1
- Markers
- {"value":0,"blank":false}
- {"value":1,"blank":false}
- {"value":2,"blank":false}
- {"value":3,"blank":false}
- {"value":4,"blank":false}
- {"value":5,"blank":false}
- {"value":6,"blank":false}
- {"value":7,"blank":false}
- {"value":8,"blank":false}
- {"value":9,"blank":false}
- {"value":10,"blank":false}
- {"value":11,"blank":false}
- {"value":12,"blank":false}
- {"value":13,"blank":false}
- {"value":14,"blank":false}
- {"value":15,"blank":false}
- {"value":16,"blank":false}
- {"value":17,"blank":false}
- {"value":18,"blank":false}
- {"value":19,"blank":false}
- {"value":20,"blank":false}
- {"value":21,"blank":false}
- {"value":22,"blank":false}
- {"value":23,"blank":false}
- {"value":24,"blank":false}
- {"value":25,"blank":false}
- {"value":26,"blank":false}
- {"value":27,"blank":false}
- {"value":28,"blank":false}
- {"value":29,"blank":false}
- {"value":30,"blank":false}
- {"value":31,"blank":false}
- {"value":32,"blank":false}
- {"value":33,"blank":false}
- {"value":34,"blank":false}
- {"value":35,"blank":true}
- {"value":36,"blank":false}
- {"value":37,"blank":false}
- {"value":38,"blank":false}
- {"value":39,"blank":false}
- {"value":40,"blank":false}
Find the missing number on the number line (1 to 47, step 3)
Show answer
Answer: 16
- Start
- 1
- End
- 47
- Step
- 3
- Markers
- {"value":1,"blank":false}
- {"value":4,"blank":false}
- {"value":7,"blank":false}
- {"value":10,"blank":false}
- {"value":13,"blank":false}
- {"value":16,"blank":true}
- {"value":19,"blank":false}
- {"value":22,"blank":false}
- {"value":25,"blank":false}
- {"value":28,"blank":false}
- {"value":31,"blank":false}
- {"value":34,"blank":false}
- {"value":37,"blank":false}
- {"value":40,"blank":false}
- {"value":43,"blank":false}
- {"value":46,"blank":false}
Find the missing number on the number line (30 to 66, step 1)
Show answer
Answer: 42
- Start
- 30
- End
- 66
- Step
- 1
- Markers
- {"value":30,"blank":false}
- {"value":31,"blank":false}
- {"value":32,"blank":false}
- {"value":33,"blank":false}
- {"value":34,"blank":false}
- {"value":35,"blank":false}
- {"value":36,"blank":false}
- {"value":37,"blank":false}
- {"value":38,"blank":false}
- {"value":39,"blank":false}
- {"value":40,"blank":false}
- {"value":41,"blank":false}
- {"value":42,"blank":true}
- {"value":43,"blank":false}
- {"value":44,"blank":false}
- {"value":45,"blank":false}
- {"value":46,"blank":false}
- {"value":47,"blank":false}
- {"value":48,"blank":false}
- {"value":49,"blank":false}
- {"value":50,"blank":false}
- {"value":51,"blank":false}
- {"value":52,"blank":false}
- {"value":53,"blank":false}
- {"value":54,"blank":false}
- {"value":55,"blank":false}
- {"value":56,"blank":false}
- {"value":57,"blank":false}
- {"value":58,"blank":false}
- {"value":59,"blank":false}
- {"value":60,"blank":false}
- {"value":61,"blank":false}
- {"value":62,"blank":false}
- {"value":63,"blank":false}
- {"value":64,"blank":false}
- {"value":65,"blank":false}
- {"value":66,"blank":false}
Find the missing number on the number line (49 to 86, step 2)
Show answer
Answer: 51
- Start
- 49
- End
- 86
- Step
- 2
- Markers
- {"value":49,"blank":false}
- {"value":51,"blank":true}
- {"value":53,"blank":false}
- {"value":55,"blank":false}
- {"value":57,"blank":false}
- {"value":59,"blank":false}
- {"value":61,"blank":false}
- {"value":63,"blank":false}
- {"value":65,"blank":false}
- {"value":67,"blank":false}
- {"value":69,"blank":false}
- {"value":71,"blank":false}
- {"value":73,"blank":false}
- {"value":75,"blank":false}
- {"value":77,"blank":false}
- {"value":79,"blank":false}
- {"value":81,"blank":false}
- {"value":83,"blank":false}
- {"value":85,"blank":false}
Find the missing number on the number line (36 to 51, step 4)
Show answer
Answer: 36
- Start
- 36
- End
- 51
- Step
- 4
- Markers
- {"value":36,"blank":true}
- {"value":40,"blank":false}
- {"value":44,"blank":false}
- {"value":48,"blank":false}
Find the missing number on the number line (9 to 17, step 2)
Show answer
Answer: 13
- Start
- 9
- End
- 17
- Step
- 2
- Markers
- {"value":9,"blank":false}
- {"value":11,"blank":false}
- {"value":13,"blank":true}
- {"value":15,"blank":false}
- {"value":17,"blank":false}
- Visual
- Type: inline-svgSvg: <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 44 44" width="44" height="44"><g transform="translate(4,4) scale(1)"><path fill="#78B159" d="M35.885 11.833c0-5.45-4.418-9.868-9.867-9.868-3.308 0-6.227 1.633-8.018 4.129-1.791-2.496-4.71-4.129-8.017-4.129-5.45 0-9.868 4.417-9.868 9.868 0 .772.098 1.52.266 2.241C1.751 22.587 11.216 31.568 18 34.034c6.783-2.466 16.249-11.447 17.617-19.959.17-.721.268-1.469.268-2.242z"/></g></svg>AltText: heart greenPlacement: before-question
- VisualToken
- Type: asset-refEffectiveProvider: twemojiRequestedProvider: twemojiIconSize: 36Layout: icon-badgePlacement: before-questionItems: [{"ref":"twemoji:1f49a","name":"heart-green","count":1,"role":"badge"}]
Find the missing number on the number line (10 to 37, step 4)
Show answer
Answer: 30
- Start
- 10
- End
- 37
- Step
- 4
- Markers
- {"value":10,"blank":false}
- {"value":14,"blank":false}
- {"value":18,"blank":false}
- {"value":22,"blank":false}
- {"value":26,"blank":false}
- {"value":30,"blank":true}
- {"value":34,"blank":false}
Find the missing number on the number line (10 to 56, step 4)
Show answer
Answer: 42
- Start
- 10
- End
- 56
- Step
- 4
- Markers
- {"value":10,"blank":false}
- {"value":14,"blank":false}
- {"value":18,"blank":false}
- {"value":22,"blank":false}
- {"value":26,"blank":false}
- {"value":30,"blank":false}
- {"value":34,"blank":false}
- {"value":38,"blank":false}
- {"value":42,"blank":true}
- {"value":46,"blank":false}
- {"value":50,"blank":false}
- {"value":54,"blank":false}
Find the missing number on the number line (32 to 77, step 2)
Show answer
Answer: 48
- Start
- 32
- End
- 77
- Step
- 2
- Markers
- {"value":32,"blank":false}
- {"value":34,"blank":false}
- {"value":36,"blank":false}
- {"value":38,"blank":false}
- {"value":40,"blank":false}
- {"value":42,"blank":false}
- {"value":44,"blank":false}
- {"value":46,"blank":false}
- {"value":48,"blank":true}
- {"value":50,"blank":false}
- {"value":52,"blank":false}
- {"value":54,"blank":false}
- {"value":56,"blank":false}
- {"value":58,"blank":false}
- {"value":60,"blank":false}
- {"value":62,"blank":false}
- {"value":64,"blank":false}
- {"value":66,"blank":false}
- {"value":68,"blank":false}
- {"value":70,"blank":false}
- {"value":72,"blank":false}
- {"value":74,"blank":false}
- {"value":76,"blank":false}
Teaching Notes
Practice number line 1 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
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