Subtraction with regrouping

Front

What is subtraction?

Back

Subtraction is taking away a number from another number.

Front

What does regrouping mean in subtraction?

Back

Regrouping means rearranging numbers to make subtraction easier, especially when borrowing from the next place value.

Front

What is the first step in subtraction with regrouping?

Back

Start from the rightmost digit (the ones place) and move left.

Front

If you have 73 and you subtract 27, what do you do with the 3 in the ones place?

Back

You cannot subtract 7 from 3, so you need to regroup.

Front

How do you regroup when subtracting 73 - 27?

Back

You borrow 1 from the 7 in the tens place, making it 6, and add 10 to the 3, making it 13.

Front

What is 13 - 7?

Back

13 - 7 = 6.

Front

After regrouping, what is 6 - 2?

Back

6 - 2 = 4.

Front

What is the final answer for 73 - 27?

Back

The final answer is 46.

Front

What is the total if John has 65 erasers and 29 pencils?

Back

John has a total of 94 items.

Front

What is the result of 647 - 415?

Back

The result is 232.