20. Alejandro had $447.75. He gave some money to his parents to save. Now Alejandro has $95.50. How much money did Alejandro give to his parents?
$352.25
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15
18. Ms. Sanchez drove 42.3 miles on Saturday and 74.1 miles on Sunday. About how many more miles did she drive on Sunday than on Saturday?
About 30 more miles
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5
4. The average speed of Earth as it orbits the sun is 18.5 miles per second. On average, how many miles does Earth travel in 60 seconds?
1,110 miles
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15
9. The rod is a unit of length still used to measure some canoeing portages. One rod is equal to 16.5 feet. A canoe portage is 3.25 rods long. How many feet long is it?
53.625 ft
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5
1. The table shows the estimated populations of three states in 2012. Which of the following is the best estimate of the difference between the populations of California and Texas?
12 million
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5
13. What is the value of m if m + 3.39 = 5.2?
m = 1.81
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10
12. Evaluate the expression. 9.372 - y; y = 5.4
3.972
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lifesaver
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seesaw
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rocket
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banana
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14. Solve the equation and check your answer. 32.68 + t = 45.742
t= 13.062
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2. What is the difference of r and 7.124 when the value of r is 30.9?
23.776
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8. Juli wants to buy 2.5 yards of fabric for a project. The fabric costs $5.88 per yard. About how much will the fabric for Juliâs project cost? Explain.
About 15 because 3 x 5 = 15
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monster
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star
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fairy
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banana
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11. Evaluate the expression. 5.38 + x; x = 2.94
8.32
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eraser
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gold
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fairy
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banana
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5
5. A charity sold 5,958 tickets for a music concert. The price of each ticket was $9.91. Which is the best estimate of the total amount of money raised from the ticket sales?