Adding and subtracting with regrouping

Front

What is regrouping in addition?

Back

Regrouping in addition is when you combine numbers that are more than 10 and carry over to the next place value.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is when you borrow from the next place value to subtract a larger number from a smaller number.

Tags

CCSS.7.NS.A.1C

Front

What is the sum of 64 and 29?

Back

93

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the difference when you subtract 45 from 75?

Back

30

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What do you get when you add 54 and 28?

Back

82

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is 53 minus 28?

Back

25

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is 68 minus 35?

Back

33

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does it mean to 'borrow' in subtraction?

Back

To 'borrow' means to take 1 from the next higher place value to help subtract a larger digit.

Front

What does it mean to 'carry over' in addition?

Back

To 'carry over' means to move a value to the next higher place value when the sum exceeds 10.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

If you have 2 tens and 8 ones, what is the total value?

Back

The total value is 28.

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C