Mastering 2-Digit Addition and More

What is 34 + 27?

• 74

• 49

• 57

• 61

Write 56 in expanded form.

• 60 + 0

• 50 + 6

• 40 + 16

• 30 + 26

How many tens are in the number 82?

• 8

• 7

• 9

• 10

Use base ten blocks to show 45.

• 2 tens and 25 units

• 5 tens and 0 units

• 4 tens and 5 units

• 3 tens and 15 units

What is the word form of 73?

• seventy-two

• seventy-three

• seventy-four

• thirty-seven

Add 21 and 36 together.

• 57

• 58

• 55

• 60

What is the place value of 5 in 57?

• 500

• 50

• 5

• 57

Use base ten blocks to represent 29.

• 3 ten blocks and 6 unit blocks

• 1 ten block and 19 unit blocks

• 4 ten blocks and 9 unit blocks

• 2 ten blocks and 9 unit blocks

What is the word form of 88?

• eighty-six

• eighty-eight

• ninety-eight

• eighty-seven

What is 15 + 24?

• 39

• 29

• 34

• 45