Workbook Detail
Subtraction Within 20 Easy — Set 40
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"id": 7,
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"question": "18 - 8 = ___",
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"id": 8,
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"question": "5 - 3 = ___",
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"id": 15,
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{
"id": 16,
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"id": 17,
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"operand2": 12,
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"id": 18,
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}Teaching Notes
13
-12
9
-7
2
-1
4
-3
19
-10
19
-9
18
-8
5
-3
17
-6
16
-3
5
-3
15
-13
6
-1
3
-2
4
-2
19
-10
19
-12
19
-12
9
-5
17
-1
Practice subtraction within 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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