3rd Grade Math Review

3/4 ___ 3/8

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How many centimeters taller is the tower that Ross built than the tower that Carlos built?

• 20

• 30

• 90

• 150

At the beach in Key Largo, Diana saw 10 dolphins each day for 7 days. Which of the following could be used to find the total number of dolphins Diana saw?

• 10 + 7

• 10 - 7

• 10 x 7

• $10\div7$

Which is a way to find the value of 48 ÷ 8?

• find the number that when added to 8 equals 48

• find the number that when divided by 8 equals 48

• find the number that when multiplied by 8 equals 48

• find the number that when subtracted from 8 equals 48

What time does Alex go to the grocery store?

• 7:52

• 10:07

• 10:37

• 11:23

The line plot shown displays the lengths of pieces of ribbon that Johnny measured. Which could be one of the ribbons that Johnny measured?

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• 
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 $64\div8$  

• 56

• 8

• 7

• 4

The Walker family drove 362 miles.

What is 362 rounded to the nearest hundred?

• 300

• 360

• 370

• 400

Which of these is equal to the expression below?

8 × 6

• (5 × 3) × 6

• (5 × 3) + 6

• (5 + 3) + 6

• (5 + 3) × 6

• 21

• 16

• 11

• 9