Decimals Addition and Subtraction

What addition problem do these base ten blocks represent?

• 35+29

• 28+39

• 29+38

• 38+29

• 11.27

• 22.37

Which problem is represented in the model?

• 0.32 - 0.17

• 0.49 - 0.32

• 0.32 + 0.17

• 0.49 - 0.17

Which equation matches the model?

• 0.73 - 0.23 = 0.50

• 0.50 + 0.23 = 0.73

• 0.73 + 0.23 = 0.50

• 0.73 - 0.50 = 0.23

Kyle has two numbers 2.376 and 0.122.
What is the sum of both the numbers?

​ ​ ​ (a)  

What is the difference of both the numbers?

​ ​ (b)  

• 2.498

• 3.498

• 1.498

• 2.254

• 1.456

• 0.876

• 1.75

What is the sum represented in the model?

Chance has two numbers 2.376 and 0.122.
What is the sum of both the numbers?

​ ​ ​ (a)  

What is the difference of both the numbers?

​ ​ (b)  

• 2.498

• 3.498

• 1.498

• 2.254

• 1.456

• 0.876

• 1.75

What is the answer to this addition problem?

• 0.84

• 0.07

• 0.57

• 0.71

Which of the following expressions matches the grid shown?

• 0.48 + 0.18 = 0.66

• 0.48 - 0.18 = 0.30

• 0.6 + 0.06 = 0.66

• 0.6 - 0.06 = 0.54

What equation matches this model?

• 0.7 - 0.44 = 1.14 

• 1.14 - 0.44 = 0.7

• 1.14 + 0.7 = 0.44

• 0.7 + 0.44 = 1.14