Subtracting with Tens and Ones

Front

What is subtraction?

Back

Subtraction is taking away a number from another number.

Tags

CCSS.2.NBT.B.7

Front

What does the term 'tens' mean in math?

Back

Tens are groups of ten. For example, 20 has 2 tens.

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

What does the term 'ones' mean in math?

Back

Ones are single units. For example, 5 has 5 ones.

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

How do you subtract 10 from a number?

Back

To subtract 10, you take away one group of ten from the number.

Tags

CCSS.1.NBT.C.5

Front

What is the equation for 30 minus 19?

Back

30 - 19 = 11.

Tags

CCSS.2.OA.A.1

Front

What is the equation for 34 minus 26?

Back

34 - 26 = 8.

Tags

CCSS.2.OA.A.1

Front

What is the equation for 70 minus 42?

Back

70 - 42 = 28.

Tags

CCSS.2.OA.A.1

Front

What is the equation for 53 minus 28?

Back

53 - 28 = 25.

Tags

CCSS.2.OA.C.3

Front

If you have 30 and take away 11, what is left?

Back

30 - 11 = 19.

Tags

CCSS.2.OA.A.1

Front

What is the result of 43 minus 22?

Back

43 - 22 = 21.

Tags

CCSS.7.NS.A.1C