Workbook Detail
Number Line 1 100 Hard — Set 4
Find the missing number on the number line (20 to 51, step 2)
Show answer
Answer: 40
- Start
- 20
- End
- 51
- Step
- 2
- Markers
- {"value":20,"blank":false}
- {"value":22,"blank":false}
- {"value":24,"blank":false}
- {"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":true}
- {"value":42,"blank":false}
- {"value":44,"blank":false}
- {"value":46,"blank":false}
- {"value":48,"blank":false}
- {"value":50,"blank":false}
Find the missing number on the number line (12 to 59, step 3)
Show answer
Answer: 42
- Start
- 12
- End
- 59
- Step
- 3
- Markers
- {"value":12,"blank":false}
- {"value":15,"blank":false}
- {"value":18,"blank":false}
- {"value":21,"blank":false}
- {"value":24,"blank":false}
- {"value":27,"blank":false}
- {"value":30,"blank":false}
- {"value":33,"blank":false}
- {"value":36,"blank":false}
- {"value":39,"blank":false}
- {"value":42,"blank":true}
- {"value":45,"blank":false}
- {"value":48,"blank":false}
- {"value":51,"blank":false}
- {"value":54,"blank":false}
- {"value":57,"blank":false}
Find the missing number on the number line (10 to 60, step 4)
Show answer
Answer: 22
- Start
- 10
- End
- 60
- Step
- 4
- Markers
- {"value":10,"blank":false}
- {"value":14,"blank":false}
- {"value":18,"blank":false}
- {"value":22,"blank":true}
- {"value":26,"blank":false}
- {"value":30,"blank":false}
- {"value":34,"blank":false}
- {"value":38,"blank":false}
- {"value":42,"blank":false}
- {"value":46,"blank":false}
- {"value":50,"blank":false}
- {"value":54,"blank":false}
- {"value":58,"blank":false}
Find the missing number on the number line (26 to 52, step 1)
Show answer
Answer: 44
- Start
- 26
- End
- 52
- Step
- 1
- Markers
- {"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":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":true}
- {"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}
Find the missing number on the number line (28 to 46, step 3)
Show answer
Answer: 31
- Start
- 28
- End
- 46
- Step
- 3
- Markers
- {"value":28,"blank":false}
- {"value":31,"blank":true}
- {"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 (40 to 73, step 3)
Show answer
Answer: 73
- Start
- 40
- End
- 73
- Step
- 3
- Markers
- {"value":40,"blank":false}
- {"value":43,"blank":false}
- {"value":46,"blank":false}
- {"value":49,"blank":false}
- {"value":52,"blank":false}
- {"value":55,"blank":false}
- {"value":58,"blank":false}
- {"value":61,"blank":false}
- {"value":64,"blank":false}
- {"value":67,"blank":false}
- {"value":70,"blank":false}
- {"value":73,"blank":true}
Find the missing number on the number line (39 to 78, step 2)
Show answer
Answer: 71
- Start
- 39
- End
- 78
- Step
- 2
- Markers
- {"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":false}
- {"value":65,"blank":false}
- {"value":67,"blank":false}
- {"value":69,"blank":false}
- {"value":71,"blank":true}
- {"value":73,"blank":false}
- {"value":75,"blank":false}
- {"value":77,"blank":false}
Find the missing number on the number line (45 to 68, step 2)
Show answer
Answer: 55
- Start
- 45
- End
- 68
- Step
- 2
- Markers
- {"value":45,"blank":false}
- {"value":47,"blank":false}
- {"value":49,"blank":false}
- {"value":51,"blank":false}
- {"value":53,"blank":false}
- {"value":55,"blank":true}
- {"value":57,"blank":false}
- {"value":59,"blank":false}
- {"value":61,"blank":false}
- {"value":63,"blank":false}
- {"value":65,"blank":false}
- {"value":67,"blank":false}
Find the missing number on the number line (18 to 66, step 4)
Show answer
Answer: 58
- Start
- 18
- End
- 66
- Step
- 4
- Markers
- {"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":false}
- {"value":46,"blank":false}
- {"value":50,"blank":false}
- {"value":54,"blank":false}
- {"value":58,"blank":true}
- {"value":62,"blank":false}
- {"value":66,"blank":false}
Find the missing number on the number line (31 to 41, step 4)
Show answer
Answer: 31
- Start
- 31
- End
- 41
- Step
- 4
- Markers
- {"value":31,"blank":true}
- {"value":35,"blank":false}
- {"value":39,"blank":false}
Find the missing number on the number line (32 to 63, step 1)
Show answer
Answer: 51
- Start
- 32
- End
- 63
- Step
- 1
- Markers
- {"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":true}
- {"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}
Find the missing number on the number line (40 to 90, step 2)
Show answer
Answer: 84
- Start
- 40
- End
- 90
- Step
- 2
- Markers
- {"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}
- {"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}
- {"value":78,"blank":false}
- {"value":80,"blank":false}
- {"value":82,"blank":false}
- {"value":84,"blank":true}
- {"value":86,"blank":false}
- {"value":88,"blank":false}
- {"value":90,"blank":false}
Find the missing number on the number line (42 to 76, step 4)
Show answer
Answer: 62
- Start
- 42
- End
- 76
- Step
- 4
- Markers
- {"value":42,"blank":false}
- {"value":46,"blank":false}
- {"value":50,"blank":false}
- {"value":54,"blank":false}
- {"value":58,"blank":false}
- {"value":62,"blank":true}
- {"value":66,"blank":false}
- {"value":70,"blank":false}
- {"value":74,"blank":false}
Find the missing number on the number line (22 to 67, step 2)
Show answer
Answer: 38
- Start
- 22
- End
- 67
- Step
- 2
- Markers
- {"value":22,"blank":false}
- {"value":24,"blank":false}
- {"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":true}
- {"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}
- {"value":56,"blank":false}
- {"value":58,"blank":false}
- {"value":60,"blank":false}
- {"value":62,"blank":false}
- {"value":64,"blank":false}
- {"value":66,"blank":false}
Find the missing number on the number line (44 to 57, step 4)
Show answer
Answer: 48
- Start
- 44
- End
- 57
- Step
- 4
- Markers
- {"value":44,"blank":false}
- {"value":48,"blank":true}
- {"value":52,"blank":false}
- {"value":56,"blank":false}
Find the missing number on the number line (33 to 45, step 2)
Show answer
Answer: 33
- Start
- 33
- End
- 45
- Step
- 2
- Markers
- {"value":33,"blank":true}
- {"value":35,"blank":false}
- {"value":37,"blank":false}
- {"value":39,"blank":false}
- {"value":41,"blank":false}
- {"value":43,"blank":false}
- {"value":45,"blank":false}
Find the missing number on the number line (47 to 56, step 3)
Show answer
Answer: 53
- Start
- 47
- End
- 56
- Step
- 3
- Markers
- {"value":47,"blank":false}
- {"value":50,"blank":false}
- {"value":53,"blank":true}
- {"value":56,"blank":false}
Find the missing number on the number line (8 to 21, step 2)
Show answer
Answer: 8
- Start
- 8
- End
- 21
- Step
- 2
- Markers
- {"value":8,"blank":true}
- {"value":10,"blank":false}
- {"value":12,"blank":false}
- {"value":14,"blank":false}
- {"value":16,"blank":false}
- {"value":18,"blank":false}
- {"value":20,"blank":false}
Find the missing number on the number line (21 to 47, step 1)
Show answer
Answer: 36
- Start
- 21
- End
- 47
- Step
- 1
- Markers
- {"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":false}
- {"value":36,"blank":true}
- {"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}
Find the missing number on the number line (39 to 83, step 1)
Show answer
Answer: 60
- Start
- 39
- End
- 83
- Step
- 1
- Markers
- {"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":false}
- {"value":58,"blank":false}
- {"value":59,"blank":false}
- {"value":60,"blank":true}
- {"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}
- {"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}
- {"value":83,"blank":false}
Teaching Notes
Practice number line 1 100 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
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