Maths Review: Addition and Subtraction within 10

How many flowers there?

Count.

• 6 + 4 = 10

• 5 + 4 = 9

• 6 + 3 = 9

• 5 + 5 = 10

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CCSS.1.OA.A.1

How many birds there?

Count.

• 2 + 5 = 7

• 3 + 3 = 6

• 2 + 4 = 6

• 1 + 5 = 6

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CCSS.1.OA.A.1

How many toys there?

Count.

• 4 + 4 = 8

• 3 + 5 = 8

• 2 + 6 = 8

• 3 + 4 = 7

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CCSS.1.NBT.A.1

Count on from greater number.

6 + 3 = ...

• 10

• 7

• 8

• 9

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CCSS.1.OA.C.6

Count on from greater number.

2 + 6 = ...

• 9

• 8

• 7

• 6

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CCSS.1.OA.C.6

Count on from greater number.

10 + 0 = ...

• 7

• 8

• 9

• 10

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CCSS.1.OA.C.6

Write the correct subtraction.

How many pencils left?

• 9 - 4 = 5

• 5 - 4 = 1

• 9 - 7 = 2

• 5 - 5 =0

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CCSS.2.OA.A.1

Write the correct subtraction.

How many flies left?

• 5 - 5 = 0

• 3 - 2 = 1

• 3 - 3 =0

• 5 - 2 = 3

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CCSS.2.OA.A.1

Write the correct eqaution.

How many balloons left?

• 6 - 3 = 3

• 9 - 3 = 6

• 3 - 3 = 0

• 6 - 4 = 2

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CCSS.2.OA.A.1

Count back.

10 - 5 = ...

• 6

• 5

• 4

• 3

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CCSS.1.OA.C.6