Adding Tens

10 + 20 =

• 6

• 3

• 40

• 30

What is 10 more than 80?

• 90

• 100

• 70

• 85

Add tens to complete the number sentence.  
4 tens + 2 tens = ?

• 2 tens 

• 6 tens

• 2

• 8

22 + 10

• 12

• 32

• 23

10 more than 30.

• 20

• 40

• 31

How many tens and ones?

• 2 Tens

  5 Ones

• 2 Tens

  0 Ones

• 2 Tens

  3 Ones

• 3 Tens

  2 Ones

How many tens and ones?

• 4 Tens

  4 Ones

• 4 Tens

  2 Ones

• 2 Tens

  2 ones

• 2 Tens

  4 Ones

How many tens and ones?

• 3 Ten

  3 Ones

• 0 Ten

  5 Ones

• 3 Tens

  5 Ones

• 5 Tens

  3 Ones

Count in 10's.

10, 20, __ , 40.

• 13

• 30

Count in 10's.

10

20

30

40

___

60

• 50

• 15