OA Review

What is 90 x 6=?

• 54

• 540

• 45

• 450

What unknown number makes this equation true?

8 x 7 = ?

• 56

• 46

• 72

• 81

What makes this equation true?

6 x 4 = ?

• 32

• 48

• 24

• 16

What unknown number makes this equation true?

8 x 8 = ?

• 64

• 72

• 48

• 40

What unknown number will make the equation true?

81 ÷ 9 = ?

• 8

• 7

• 6

• 9

Decide whether each expression is equal to 4 x 7.

• (4 x 5) + 2

• ( 4 x 5 ) + ( 4 x 2 )

• ( 4 + 2) x ( 4 + 2 )

• ( 2 x 7 ) + ( 2 x 7 )

What unknown number makes this equation true?

48 = 6 x ?

• 6

• 7

• 8

Gizmo had 8 dimes. Nugget has 10 nickels.

How much more money does Gizmo have then Nugget?

• 2 cents

• 18 cents

• 20 cents

• 30 cents

Nugget has the following plants in her garden.

· 6 rows of tomato plants with 3 tomato plants in each row.

· 8 rows of pepper plants with 4 pepper plants in each row.

· 5 rows of bean plants with 6 bean plants in each row.

How many plants in all does Maria have in her garden?

• 30 plants

• 32 plants

• 18 plants

• 80 plants

Nugget has 24 gum-balls that she wants to put into bags. She wants to put the same number of gum-balls in each bag. She claims each of these methods will work. SELECT THE METHOD THAT WILL NOT WORK.

• 3 bags with 8 gum-balls in each bag

• 4 bags with 6 gum-balls in each bag

• 8 bags with 4 gum-balls in each bag

• 12 bags with 2 gum-balls in each bag