Subtraction (with 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 have been taken away.

Tags

CCSS.2.NBT.B.7

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.

Tags

CCSS.7.NS.A.1C

Front

900 - 534 = ?

Back

366

Front

400 - 165 = ?

Back

235

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

70 - 16 = ?

Back

54

Tags

CCSS.2.OA.A.1

Front

What is the difference between 100 and 45?

Back

55

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

If you have 50 apples and you give away 20, how many do you have left?

Back

30 apples.

Tags

CCSS.2.OA.A.1

Front

What is the first step in subtracting 52 from 100?

Back

Regroup the numbers if necessary, starting from the rightmost column.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the result of 80 - 29?

Back

51

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

How do you check your subtraction answer?

Back

You can check your answer by adding the result to the number you subtracted.

Tags

CCSS.1.OA.A.1