Unit 2 Review

If 3 + 8 = 11, 30 + ___ = 110

• 8

• 80

• 800

• 18

If 20 + 90 = 110, then 200 + ___ = 1,100

• 9

• 90

• 900

• 9,000

The rule is -5. What two numbers fill in the missing spots?

70, 65, 60, __, 50, 45, __

• 50, 40

• 55, 45

• 55, 40

What is the rule?

2, 4, 8, 16

• + 2

• X 2

• - 2

• + 4

Mark swam a total of 66 minutes over the weekend. He swam 30 minutes on Saturday. How many minutes did he swim on Sunday?

Select the correct number model/equation.

• 66 + 30 = ?

• 66 - 30 = ?

• 66 X 30 = ?

Mark swam a total of 66 minutes over the weekend. He swam 30 minutes on Saturday. How many minutes did he swim on Sunday?

Solve.

• 96 minutes

• 36 minutes

• 26 minutes

One python clutch has 51 eggs. Another python clutch has 29 eggs. How many more eggs are in the first clutch?

Select the number model/equation you would use to solve.

• 51 + 29 = ?

• 51 - 29 = ?

• 51 - 39 = ?

• 51 X 39 = ?

One python clutch has 51 eggs. Another python clutch has 29 eggs. How many more eggs are in the first clutch?

Solve.

• 38 eggs

• 32 eggs

• 22 eggs

• 80 eggs

Share 30 marbles equally between 5 friends. How many marbles does each friend get?

• 5 marbles

• 15 marbles

• 6 marbles

• 35 marbles

Mrs. Davis has 5 boxes of scented markers. Each box has 12 markers. How many markers does she have?

• 55 markers

• 60 markers

• 12 markers

• 65 markers