Subtracting 2-digit numbers with and without regrouping

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. It shows how many are left after some are taken away.

Front

What does regrouping mean in subtraction?

Back

Regrouping is when you rearrange numbers to make subtraction easier, especially when the top number is smaller than the bottom number in a column.

Front

Solve: 52 - 16

Back

36

Front

Solve: 56 - 26

Back

30

Front

Solve: 59 - 27

Back

32

Front

Solve: 94 - 34

Back

60

Front

Solve: 54 - 23

Back

31

Front

What is the first step in subtracting two-digit numbers?

Back

The first step is to line up the numbers by their place values (tens and ones).

Front

What do you do if the top number is smaller than the bottom number in a column?

Back

You need to regroup from the next column to borrow a ten.

Front

What is the difference between 44 and 16?

Back

28