Addition with Regrouping

Front

What is addition with regrouping?

Back

Addition with regrouping is a method used when the sum of two digits in a column is 10 or more, requiring you to carry over to the next column.

Front

What do you do when the sum of the ones place is 10 or more?

Back

You carry over 1 to the tens place and write down the remaining digit in the ones place.

Front

Calculate: 126 + 171 = ?

Back

297

Front

Calculate: 278 + 342 = ?

Back

620

Front

Calculate: 207 + 238 = ?

Back

445

Front

Calculate: 582 + 230 = ?

Back

812

Front

What does it mean to round to the nearest hundred?

Back

Rounding to the nearest hundred means adjusting a number to the closest multiple of 100.

Front

Round 312 to the nearest hundred.

Back

300

Front

Round 606 to the nearest hundred.

Back

600

Front

What is the first step in adding two numbers with regrouping?

Back

Align the numbers by place value (ones, tens, hundreds) before adding.