Key Words

Word Problems

Mental Math addition

Mental Math subtraction

Fact Families

100

What does "more" mean in math?

Addition

100

Robert walked 9 blocks to the pool. Sarah walked 3 blocks to the pool. How many blocks did they walk in total?

9 + 3 = 12

100

3 + 2 = ?

5

100

2 - 1 = ?

1

100

Since 4 + 5 = 9

What is 9 - 4?

What is 9 - 5?

9 - 4 = 5

9 - 5 = 4

200

What does "less" mean in math?

Subtraction

200

Gary has 3 pencils and Jason has 8 pencils How many pencils do they have in total?

3 + 8 = 11

200

6 + 3 = ?

9

200

10 - 6 = ?

4

200

Since 7 + 5 = 12

What does 12 - 7 = ?

What does 12 - 5 =?

12 - 7 = 5

12 - 5 = 7

300

What does "fewer" mean in math?

Subtraction

300

Kevin put 6 sodas on a tray. Erin added 3 sodas to the tray. How many sodas are on the tray:?

6 + 3 = 9

300

5 + 5 = ?

10

300

12 - 4 = ?

8

300

Since 2 + 8 = 10

What does 10 - 2 = ?

What does 10 - 8 = ?

10 - 2 = 8

10 - 8 = 2

400

What does "sum" mean in math?

Answer to an addition probem.

400

Sarah made 7 cups of pudding but then ate 3 cups. How many cups of pudding does she have left?

7 - 3 = 4

400

7 + 4 = ?

11

400

11 - 4 = ?

7

400

Since 9 + 4 = 13

What does 13 - 9 = ?

What does 13 - 4 = ?

13 - 9 = 4

13 - 4 = 9

500

What does "difference" mean in math?

Subtration

500

Hannah put 1 scoop of ice cream in her glass. Carol had 4 scoops in her glass. How many more scoops did Carol have than Hannah?

4 - 1 = 3

500

10 + 5 = ?

15

500

18 - 8 =

10

500

Since 30 + 18 = 48

What does 48 - 30 = ?

What does 48 - 18 = ?

48 - 30 = 18

48 - 18 = 30

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