Adding (3+2 Digit) Numbers With/Without Regrouping

Front

What is the sum of 3 and 2?

Back

5

Front

What is the sum of 10 and 15?

Back

25

Front

What is the sum of 25 and 30?

Back

55

Front

What is the sum of 100 and 200?

Back

300

Front

What is the sum of 256 and 3?

Back

259

Front

What is the sum of 591 and 10?

Back

601

Front

What is the sum of 638 and 10?

Back

648

Front

What is the sum of 510 and 10?

Back

520

Front

What is regrouping in addition?

Back

Regrouping is when you carry over a value to the next column when the sum exceeds 9.

Front

What is the sum of 229 and 100?

Back

329