STAAR Review Math Day 9

Luis and his two brothers equally shared some waffles. The model shown represents the number of waffles Luis and his two brothers each received. Complete the decimal equation to represent this model. Move the correct number to each box. Each number may be used more than once.

Which model represents 0.6 ÷ 2 = 0.30?

• Diagram A

• Diagram B

• Diagram C

• Diagram D

The hundredths model is shaded to represent a division problem. Which equation is represented by the model?

• 0.72 ÷ 9 = 9

• 0.72 ÷ 9 = 0.09

• 0.72 ÷ 9 = 8

• 0.72 ÷ 9 = 0.08

Mark has $5.25 in quarters. He spent all this money on 3 sports drinks. He spent the same amount for each sports drink. Which equation can be used to find the amount of money Mark spent for each sports drink?

• 5.25 × 3 = 15.75

• 5.25 ÷ 7 = 0.75

• 5.25 ÷ 3 = 1.75

• 5.25 × 7 = 36.75

The length of a piece of yarn is 19.2 units. Jesse cut the piece of yarn into 4 smaller pieces that were all the same length. Which expression represents the length of each smaller piece of yarn?

• 19.2 x 4

• 19.2 - 4

• 19.2 ÷ 4

• 19.2 + 4

Which model represents 1.2 ÷ 3?

• Model F

• Model G

• Model H

• Model J

The model is shaded to represent two and sixty-hundredths. This model represents an equation. Which equation is represented by this model?

• 2.50 x 5 = 12.5

• 2.60 ÷ 5 = 0.52

• 52 x 5 = 260

• 2.60 x 5 = 13

The base ten blocks below show how to find the quotient when 2.40 is divided by 2. What is the quotient when 2.40 is divided by 2?

• 1.20

• 0.12

• 12

• 120

The base ten blocks below show how to find the quotient when a decimal is divided by a whole number. What division equation is shown by the base ten blocks?

• 6.60 ÷ 6 = 1.10

• 13.02 ÷ 6 = 2.17

• 6.60 ÷ 3 = 2.20

• 6.51 ÷ 3 = 2.17

The area model below shows how to find the quotient when 21.20 is divided by 4. What is the quotient when 21.20 is divided by 4?

• 5.12

• 5.30

• 1.30

• 4.12