Math review 11/10

Math review 11/10

Let's finish STRONG!

Multiplication word problems - something is being added or people are doing something a number of "times"

Noah gets 5 shells every time he goes to the beach. He went to the beach 3 times. How many shells did he collect?

5 x 3 = 15

Multiple Choice

Noah's mother let him choose 5 shells to keep per trip. Noah went to the beach 2 times. How many shells did he collect?

• 10

• 7

• 11

• 3

Multiple Choice

Noah collected 7 shells each time he went to the beach. He went to the beach 3 times in July. How many shells did he collect in July?

• 7

• 4

• 21

• 24

Multiple Choice

Noah collected 8 shells to keep. He went to the beach 5 times in July. How many shells did he collect in July?

• 13

• 34

• 40

• 42

Multiplication groups - how can you group to do multiplication.

• 2 groups of 5 equals 10

• 4 groups of 4 equals 16

• 9 groups of 3 equals 27

• 7 groups of 2 equals 14

Multiple Choice

There are 18 counters. How could you separate them?

• 2 groups of 7

• 4 groups of 2

• 9 groups of 2

• 2 groups of 8

Multiple Choice

There are 32 counters. How could you separate the counters into equal groups?

• 4 groups of 2

• 4 groups of 1

• 4 groups of 8

• 4 groups of 6

Multiple Choice

There are 25 counters. How could you separate them?

• 4 groups of 4

• 10 groups of 10

• 3 groups of 3

• 5 groups of 5

Distributive Property - breaking apart a sentence

• 4 x 3 = 2 x 2 x 3 <---- 2 x 2 = 4

• 8 x 4 = 4 x 2 x 4 <----- 4 x 2 equals 8

• OR

• 8 x 4 = (5 x 4) + (3 x 4) <--- 5 + 3 = 8

• 4 x 3 = (2 x 3) + (2 x 3) <--- 2 + 2 = 4

Multiple Select

Select all the expressions equal to 8 x 6

• (2 x 4) x 6

• ( 2 x 4) + 6

• 2 x (4 x 6)

• (4 x 6) + (4 x 6)

• (4 x 6) + (2 x 6)

Multiple Select

Select all the expressions that are equal to 10 x 2

• (5 x 2) + (5 x 2)

• (5 x 2) x 2

• (2 x 2) x 5

• (2 x 2) + 5

• (5 x 5) + (5 x 5)

Multiple Choice

Which expression is equal to 4 x 8

• 2 x 8

• (4 x 6) + (4 x 2)

• (4 + 4) x (4 + 4)

• (4 x 8) + (4 x 8)

Multiple Choice

Which expression is equivalent to 3 x 8?

• 8 x 4

• (3 x 8) + (3 x 8)

• (3 x 4) + (3 x 4)

• (3 + 4) X (3 + 4)