Math: Module 3 Lesson 3

Find the value of the unknown.

10 x 2 = d

• d = 20

• d = 30

• d = 12

• d = 22

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Find the value of the unknown.

3 x 10 = d

• d = 20

• d = 30

• d = 13

• d = 33

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Find the value of the unknown.

d = 4 x 10

• d = 20

• d = 30

• d = 40

• d = 14

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Find the value of the unknown.

d = 5 x 10

• d = 55

• d = 50

• d = 40

• d = 15

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True or False

3 x a =12

a = 4

• True

• False

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True or False

32  $\div$  y = 4
y = 6

• True

• False

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True or False

d x 4 = 24

d = 4

• True

• False

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Pedro buys 4 books at the fair for $7 each.

a. What is the total amount Pedro spends on 4 books? Use the letter b to represent the total amount Pedro spends, and then solve the problem.

• b = $24

• b = $11

• b = $28

• b = $21

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On field day, the first-grade dash is 25 meters long. The third-grade dash is twice the distance of the first-grade dash. How long is the third-grade dash? Use a letter to represent the unknown and solve.

• 25 meters

• 30 meters

• 40 meters

• 50 meters

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Johnny has 18 pieces of candy and gives 6 pieces to each of his friends. How many friends did he give them to?

• 1

• 2

• 3

• 6

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