Fluently Add and Subtract Within 100

Solve 15+34

• 26

• 53

• 49

• 68

Use a tens and ones mat to solve 49+13

• 62

• 89

• 47

• 60

Solve 48+38

• 56

• 66

• 76

• 86

What are the partial sums for 84+13

• Tens:6

  Ones:7

• Tens:9

  Ones:7

• Tens:7

  Ones:7

• Tens:8

  Ones:7

Solve 21+10+33+12

• 66

• 76

• 86

• 96

There are 23 students in first grade. 22 students in second grade and 51 students in third grade. How many students were at the assembly?

• 87

• 90

• 96

• 86

Solve 45+10+11

• 36

• 46

• 56

• 66

Use a ones and tens mat to solve 12+19

• 31

• 41

• 51

• 61

Which tens and ones display shows the correct solution to 33 + 12 = ____?

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What are the partial sums for 71+22

• Tens:7

  Ones:3

• Tens:8

  Ones:3

• Tens:9

  Ones:3

• Tens:6

  Ones:3