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Topic 2 Review

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**A dollhouse has 15. 15 square feet downstairs and 6**

A dollhouse has square feet downstairs and 6.25 square feet upstairs. Which of the following is the best estimate of the total square footage in the dollhouse? A) 21 B) 22 C) 23 D) 25

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A

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**What is 2.934 rounded to the nearest hundredth?**

B) 2.93 C) 2.94 D) 3.00

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B

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**Eduardo is training for a marathon. He ran his first mile in 12**

Eduardo is training for a marathon. He ran his first mile in minutes and his second mile in minutes. What is his combined time for his first two miles? A) minutes B) minutes C) minutes D) minutes

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D

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**Beth worked 33. 25 hours last week and 23. 75 hours this week**

Beth worked hours last week and hours this week. How many total hours did she work? Use mental math! A) 46 B) 47 C) 56 D) 57

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D

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**The Thomas Jefferson Memorial is on 18**

The Thomas Jefferson Memorial is on acres of land and the Franklin Delano Roosevelt Memorial is on 7.5 acres of land. How many more acres of land is the Jefferson Memorials on than then Roosevelt memorial? A) 9.86 B) 10.86 C) 11.31 D) 17.61

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B

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Parson’s Sporting Goods ordered 56 T-shirts in sizes small, medium, and large. If 23 T-shirts are medium and 12 T-shirts are large, how many are small? Mrs. Taylor’s represented the problem using different strategies. Which is NOT a correct response? A) shirts in all B) 56 – = ? C) D) ? = 56 23 12 ? 23 ?

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C

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**Which two trails combined are less than 4 miles?**

Red 2.75 Blue 3.5 Yellow 2.95 Green 1.2

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Red and Green

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**Marco kicked a soccer ball 13. 48 meters. What is 13**

Marco kicked a soccer ball meters. What is rounded to the nearest tenth?

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13.5 meters

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**Ann has one cat that is 13. 6 cm tall. She has another cat that is 6**

Ann has one cat that is 13.6 cm tall. She has another cat that is 6.1 cm tall. How much taller is one cat than the other? Use mental math!

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7.5cm

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**Parker has a rabbit that is 21. 9 cm long. Keenan’s rabbit is 23**

Parker has a rabbit that is 21.9 cm long. Keenan’s rabbit is 23.4 cm long. How much longer is Keenan’s rabbit than Parkers?

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1.5cm

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**Monica boots for $14. 50 and a hat for $12. 25**

Monica boots for $14.50 and a hat for $ What is a way to find how much change she would get for $40?

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**Add $12.25 and $14.40, then subtract the sum form $40**

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**Adam has $87. 25. His friend Kyle owes him $7. 69**

Adam has $ His friend Kyle owes him $7.69. How much money will Adam have when Kyle repays him?

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$94.94

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**Estimate 84.1 + 3.65 + 41.06 by rounding to the nearest whole number. What numbers did you add?**

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, 4, and 41

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**Use mental math to solve. Kerry has $16. 90 in one pocket and $5**

Use mental math to solve. Kerry has $16.90 in one pocket and $5.10 in another pocket. How much money does she have in all?

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$22.00

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**Estimate to determine if the difference of 3. 4 – 1**

Estimate to determine if the difference of 3.4 – 1.95 is less than or greater than one.

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**Greater than 1; 1.95 is about 2, so the difference is about 1.4**

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**Jared rode 128. 5 miles on the first day of a 3 day bike race**

Jared rode miles on the first day of a 3 day bike race. He rode half that distance on the second day of the race. If the total distance of the bike race is 300 miles, how fare did he ride on the final day of the race? What is the hidden question you need to answer to solve the problem?

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**107.25 miles Hidden question: How far did Jared ride on the first two days of the race?**

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**Kerry bought a loaf of bread for $3. 49, and a jar of jelly for $2**

Kerry bought a loaf of bread for $3.49, and a jar of jelly for $2.29, and a jar of peanut butter for $3.89. Round to the nearest dollar to determine about how much Kerry spent. Write an equation to show your work

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**Kerry spent about $9 $3 + $2 + $4 = $9**

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4.4 Estimating with Decimals. Homework Mental Math Give a whole-number estimate for these decimal addition problems. Show which whole numbers you used:

4.4 Estimating with Decimals. Homework Mental Math Give a whole-number estimate for these decimal addition problems. Show which whole numbers you used:

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