Worksheet: Decomposing the Numbers 8 and 9

In this worksheet, we will practice decomposing the numbers 8 and 9 into pairs of addends using pictures and ten frames.

Q1:

Find the missing number.

Q2:

Fill in the gaps: .

Q3:

Which of these has a different answer?

Q4:

Each face of a cube has the numbers 1 to 6 where two opposite sides add up to 7. Find the possible values of .

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