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MathIQO worksheet

Recall addition and subtraction facts to 10 · Grade 1 · B2.2

Name: ______________________

Date: ______________________

1
What is 2 + 5?
Warm-up
Answer:
2
What is 4 + 5?
Warm-up
Answer:
3
What is 4 + 1?
Warm-up
Answer:
4
What is 9 − 6?
On level
Answer:
5
What is 8 − 4?
On level
Answer:
6
What is 9 − 3?
On level
Answer:
7
Find the missing number: 1 + __ = 5
Challenge
Answer:
8
Find the missing number: 5 + __ = 6
Challenge
Answer:
9
Find the missing number: 2 + __ = 8
Challenge
Answer:

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Worksheet code: eyJzIjoibnVtYmVyLWFkZC1mYWN0cy10by0xMCIsImQiOlsxMTUwNjU3NDgxLDEzODkzMzk5ODYsMTE5MTAwMzU1MiwzNTc1OTc2OTgsODQ0MTEyNTc5LDkxNzM3Mjk2MiwxNjU4NjU3NzM5LDEzNjMyMzMwMzMsMTc5NTExNDY3M10sInYiOjF9.a92cddfaaaef

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Answer key · Recall addition and subtraction facts to 10

1.
7 — Counting on 5 from 2 gives 7.
2.
9 — Counting on 5 from 4 gives 9.
3.
5 — Counting on 1 from 4 gives 5.
4.
3 — Counting back 6 from 9 gives 3.
5.
4 — Counting back 4 from 8 gives 4.
6.
6 — Counting back 3 from 9 gives 6.
7.
4 — 5 − 1 = 4, so 1 + 4 = 5.
8.
1 — 6 − 5 = 1, so 5 + 1 = 6.
9.
6 — 8 − 2 = 6, so 2 + 6 = 8.