Math Revision (Addition Strategies to 20)

Vocabulary Check: Listen as your teacher reads the question.

A line with number labels is called a ______________________.

• a. number line

• b. imaginary line

• c. line

Vocabulary Check:

Two addends that are the same are _____________

• A. sum

• B. doubles

• C. addition

Vocabulary Check: Listen as your teacher reads the question.

To add on a number line, start with the greater number and _______________.

• A.count on

• B. count back

Start with a greater number.Count on to add.

• A. 8, 9, 10, 11

• B. 11, 10, 9, 8

Start with a greater number.Count on to add.

• A. 8

• B. 9

• C. 10

Taline has 10 pennies. She earned 2 more pennies. How many pennies does Taline have now?

• A. 12

• B. 10

• C. 11

Listen as your teacher reads the question.

Yara has 3 cans of food for the food drive. Sarah has

7 cans of food. How many cans do they have in all?

• 10

• 11

• 12

Use the number line to add. What is the sum?

10+5=

• A. 105

• B.15

• C. 16

Use the number line to add. What is the sum?

8+10=

• A. 18

• B.17

• C. 16

Which number sentence matches the picture?

• A. 6 + 6 = 12

• B. 5 + 5 = 10

• C. 4 + 4 = 8