Two-Digit Subtraction Without Regrouping

Front

58 - 24 = ?

Back

34

Tags

CCSS.2.NBT.B.5

Front

89 - 43 = ?

Back

46

Tags

CCSS.2.NBT.B.5

Front

59 - 39 = ?

Back

20

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

44 - 11 = ?

Back

33

Tags

CCSS.2.OA.A.1

Front

78 - 47 = ?

Back

31

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is subtraction?

Back

Subtraction is taking away one number from another.

Tags

CCSS.2.NBT.B.7

Front

What does 'regrouping' mean in subtraction?

Back

Regrouping means rearranging numbers to make subtraction easier, but we won't use it here.

Tags

CCSS.7.NS.A.1C

Front

What is the first step in two-digit subtraction?

Back

Line up the numbers by place value.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

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

Back

You cannot subtract; in this case, you would regroup, but we are not regrouping.

Tags

CCSS.7.NS.A.1C

Front

What is the difference between 70 and 20?

Back

The difference is 50.

Tags

CCSS.1.OA.A.1