Decomposing Numbers

Front

245 = 200 + ___ + 5

Back

40

Front

Decompose 573

Back

500 + 70 + 3

Front

592 = ___ + 90 + 2

Back

500

Front

19 = 10 + ____

Back

9

Front

What equation matches the model?

Back

10 + 5 = 15

Front

What is decomposition in numbers?

Back

Breaking a number into parts or sums.

Front

What is the value of 300 in 345?

Back

300 is the hundreds place.

Front

How do you decompose 100?

Back

100 = 100 + 0.

Front

What is 45 decomposed?

Back

40 + 5.

Front

What is the sum of 20 and 30?

Back

20 + 30 = 50.