Review: Multiplying and Dividing Whole Numbers

Using mental math, what is the quotient?

 $2,100\div\ 30$  

• 7

• 70

• 700

• 7,000

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Find the product:

 $32\ \times\ 871$  

• 28,972

• 28,872

• 27,972

• 27,872

Tags

CCSS.5.NBT.B.5

Find the BEST estimate of
 $27\ \times\ 89$  

• 25 x 100 = 2,500

• 20 x  80  = 1,600

• 30 x 80 =  2,400

• 30 x 90 = 2,700

Tags

CCSS.4.NBT.B.5

Find the quotient.
 $840\ \div\ 60$  

• 12

• 13

• 14

• 15

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Using compatible numbers, find the BEST quotient.
 $641\ \div\ 92$  

•  $600\ \div60\ =\ 10$  

•  $700\ \div\ 70\ =10$  

•  $720\ \div\ 90\ =\ 8$  

•  $630\ \div\ 90\ =\ 7$  

Tags

CCSS.4.NBT.B.6

The fall festival committee purchased 985 small prizes. The prizes will be divided equally among 30 game booths. After the prizes have been divided, how many prizes are left?

• 32

• 30

• 25

• 15

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

If 1 banana contains 105 calories, how many calories are in 12 bananas?

• 1,500

• 1,260

• 1,200

• 1,160

Tags

CCSS.4.NBT.B.5

 $12\ \times\ 10^{0\ }$ =

• 12

• 120

• 1,200

• 12,000

Tags

CCSS.5.NBT.A.2

Which TWO expressions are equal to 73 x 4?

• 70 + 3 x 4

• 70 x 3 x 4

• (70 x 4) x (3 x 4)

• (70 x 4) + (3 x 4)

• (70 + 3) x 4

Tags

CCSS.3.OA.B.5

The expression 40 x 3 + 6 represents a way to check the solution to which division problem?

• $120\ \div3$

• $126\ \div\ 6$

• $126\ \div\ 3$

• $124\ \div\ 6$

Tags

CCSS.4.NBT.B.6