Place Value Subtraction

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 65, the 6 is in the tens place and represents 60, while the 5 is in the ones place and represents 5.

Tags

CCSS.2.NBT.A.3

Front

What does subtraction mean?

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.4.NF.B.3A

Front

What is the result of 65 - 23?

Back

42

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 52 - 25?

Back

27

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 47 - 28?

Back

19

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 70 - 15?

Back

55

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 89 - 43?

Back

46

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you represent 65 using base ten blocks?

Back

65 can be represented with 6 ten blocks and 5 one blocks.

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals. It helps visualize addition and subtraction.

Tags

CCSS.2.MD.B.6

Front

What is regrouping in subtraction?

Back

Regrouping is when you rearrange numbers to make subtraction easier, often borrowing from the next higher place value.

Tags

CCSS.7.NS.A.1C