Add Base Tens and Ones

Find the sum of the numbers using the base 10 blocks.

• 73

• 65

• 34

• 56

What addition problem do these base ten blocks represent?

• 35+29

• 28+39

• 29+38

• 38+29

Count the base ten blocks.

What is the sum?

• 132

• 105

• 60

• 150

Use  expanded form to solve the problem.
46 + 29 = _____

• 615

• 75

• 57

• 516

Use expanded form to add:
37 + 28 = ____

• 64

• 65

• 66

• 67

Use your favorite strategy to find the sum of 34+23

• 58

• 67

• 57

• 76

10 ones is equal to 1 _?_

354

• Digits

• Ones

• Tens

• Hundreds

The KEY words: Total, In All, Sum, Add, Plus, Increase, Combine, Both, & All Together mean to ___.

• Multiply

• Divide

• Subtract

• Add

How many tens and ones are in 26 + 14?

• 3 tens 6 ones

• 3 tens 4 ones

• 4 tens 0 ones

• 4 tens 4 ones

How many ten and ones are in 48 + 35?

• 8 tens 8 ones

• 7 tens 2 ones

• 8 tens 3 ones

• 7 tens 5 ones