Show:
Repeated Addition/Subtraction Sentences &
Multiplication/Division Sentences
Inverse Operations
Multiplying by
6, 7, 8, 9, 11, 12
Dividing by
6, 7, 8, 9, 11, 12
Math Vocabulary
100

Decide what the repeated addition sentence would be for:

7 rows of 11 counters

What is 11 + 11 + 11 + 11 + 11 + 11 + 11 = 77 ?

100

Tell the inverse operation of the problem below.

30 ÷ 6 = ?

What is 5 x 6 = 30 ?

100

9 x 6 = 

What is 54 ?

100

56 ÷ 8  = 

What is 7 ?

100

The property of multiplication which states that the order in which two numbers are multiplied does not change the product.

example:  7 x 8 = 8 x 7

What is the COMMUTATIVE PROPERTY?

200

Tell what the multiplication sentence would be for:

6 + 6 + 6 + 6 + 6 + 6 + 6 = ?

What is 7 x 6 = 42 ?

200

Tell the inverse operation of the problem below.

9 x 6 = ?

What is 54 ÷ 6 = 9 ?

200

12 x 11 = 

What is 132 ?

200

36 ÷ 12 =  

What is 3 ?

200

Facts which you have memorized.

What are KNOWN FACTS?

300

Decide what the repeated subtraction sentence would be for:

27 ÷ 9 = ?

What is 27 - 9 = 18, 18 - 9 = 9, 9 - 9 =0 ?

So, 27 ÷ 9 = 3

300

Tell the inverse operation of the problem below.

77 ÷ 11 = ?

What is 7 x 11 = 77 ?

300

7 x 4 = 

What is 28 ?

300

66 ÷ 6 = 

What is 11 ?

300

To break a number into different parts.

What is DECOMPOSE?

400

Determine the division sentence and the repeated subtraction sentence for:

8 friends equally sharing 24 cookies

What is 

24 - 8 = 16, 16 - 8 = 8, 8 - 8 = 0 

so,

24 ÷ 8 = 3 cookies

400

Tell the inverse operation of the problem below.

4 x 8 = ?

What is 32 ÷ 8 = 4 ?

400

Each house on Mulberry Street has 7 front windows. There are 6 houses on the street.  How many front windows are there in all?

What is 42 windows ?

400
Each art project that Ms. Lowe creates uses 8 tiles. There are 72 tiles.  How many art projects can Ms. Lowe make?

What is 9 art projects ?

400

A sequence of numbers, figures, or symbols that follow a rule or design.

What is a PATTERN?

500

Determine the multiplication sentence and the repeated addition sentence for:

9 rows of 8 counters

What is 9 x 8 = 72 ?

What is 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 = 72 ?

500

Tell the inverse operation of the problem below.

81 ÷ 9 = ?

What is 9 x 9 = 81 ?

500

A flea has 6 legs.  There are 5 fleas on the dog and 3 fleas on the cat.  How many legs are there altogether?

What is 48 legs ?

500

Mrs. Baccam took 44 pictures of her dog.  She sent an equal number of pictures to each of her 11 friends. How many pictures will each friend receive?  What is a division sentence you could write to solve this problem?

What is 44 ÷ 11 ?

4 pictures

500

Operations that undo each other, like multiplication can undo division.

What are INVERSE OPERATIONS?