10-22 Weekly Quiz (Decimals)

The hundredths model in the figure is shaded to represent the multiplying of two numbers.

Which equation can be represented by the shaded parts of the model?

• 80 x 40 = 3,200

• 0.80 x 0.40 = 0.32

• 0.08 x 0.04 = 0.32

• 0.08 x 0.04= 0.032

Tags

CCSS.6.NS.B.3

Janet can type 4.6 sentences per minute. If she typed for 4

minutes, how much would she have typed?

• 18.4 sentences

• 18.4 minutes

• 16.6 sentences

• 16.6 minutes

Tags

CCSS.6.NS.B.3

Randall buys 24 issues of a sports magazine in a year. How much did he spend in all, if he bought each issue for $4.75?

• $4.75

• $28.75

• $57

• $114

Tags

CCSS.7.EE.B.3

Lucy decides to walk to work every day instead of spending $2.50 on travel. How much money will she save in 21 days?

Tags

CCSS.6.NS.B.3

On Halloween 3 friends each received 0.7 of a pound of candy. How much candy did they receive total?

• 0.7 pounds

• 2.3 pounds

• 3.7 pounds

• 2.1 pounds

Tags

CCSS.7.EE.B.3

Jonah and his sister are going to the amusement park. They each purchase 2 tickets at $1.25 each. Then, they each get a soda for $3.50 a piece. How much did they spend all together?

• $10

• $12

• $9

• $7

Tags

CCSS.7.EE.B.3

Rebecca biked 4.5 miles today and 3.2 miles yesterday. If her goal for the week is 10 miles, how much farther does she need to bike?

• 2.3 miles

• 10 miles

• 7.7 miles

• 5.7 miles

Tags

CCSS.7.NS.A.3

• 5.25 x 3 = 15.75

• 5.25 ÷ 7 = 0.75

• 5.25 x 7 = 36.75

• 5.25 ÷ 3 = 1.75

Tags

CCSS.6.NS.B.3

Roger has 134 pencils. Willie has 88 pencils. Dante has 74 pencils. What is the BEST estimate of how many pencils they have altogether?

• 225

• 250

• 275

• 300

In 1988, Flo-Jo broke the world record in the 100 meter dash. She completed the race in 10.49 seconds. Round the time to the nearest tenth.

• 10.50 seconds

• 10 seconds

• 10.40 seconds

• 11 seconds

Tags

CCSS.5.NBT.A.4