Topic 1

Topic 2

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100

What place is the 8 in?

0.49__8__

The thousandths place

100

Solve: 0.96 + 1.05

2.01

100

How many zeros will the product of 30 x 10^{5 }have?

6 zeros

100

Solve: 92.3 x 10^{4}

923,000

100

What is Miss Hill's favorite color?

Green

200

Round 0.7** 5**8 to the place of the underlined/bolded digit.

0.76

200

Solve: 82.7 - 5.59

77.11

200

Solve: 243 x 8

1944

200

Jennifer planted a tree that was 0.17meter tall. After 10 years, the tree was 100 times as tall as when she planted it. What is the height of the tree after 10 years?

17 meters

200

A store ahs a contest to guess the mass of 10,000 peanuts. If a peanut has a mass of about 0.45gram, what would be a reasonable guess for the mass of 10,000 peanuts?

4,500 grams

300

Jackson has 2,000 baseball cards in his collection. Gabe has 1/10 as many baseball cards in his collection as Jackson. How many baseball cards does Gabe have in his collection?

Gabe has 200 baseball cards

300

In science class, students weighed different amounts of clay. How many ounces of clay did the students have in total?

Carmen: 4.361 ounces

Kim: 2.704 ounces

Simon: 5.295 ounces

4.361 + 2.704 + 5.295 = 12.36 or 12.360 ounces

300

Solve 867 x 59

51,153

300

Solve: 27.4 x 7

191.8

300

Daniel has 102 stamps. Manuel has twice as many stamps as Daniel. Kendra has twice as many stamps as Manuel. How many stamps do they have in all?

Manuel: 204

Kendra: 408

102 + 204 + 408= 714 stamps

400

Write 863.141 in expanded form.

(8x100) + (6x10) + (3x1) + (1x 1/10) + (4x 1/100) + (1x 1/1000)

OR

(8x10^{2}) + (6x10^{1}) + (3x10^{0}) + (1x 1/10) + (4x 1/100) + (1x 1/1000)

400

The annual rainfall in Albany is 0.33 inches less than the annual rainfall in Nashville. How much less rainfall did Nashville get than Miami?

Miami: 61.05 inches

Albany: 46.92 inches

Nashville: 46.92 + 0.33 = 47.25

61.05 - 47.25 = 13.8 inches

400

Tia drives 127 miles a week. Mac drives 23 times as many miles as Tia a week. How many miles does Mac drive a week?

127 x 23 = 2,921 miles

400

Solve: 1.9 x 0.4

0.76

400

The first place swimmer's time in the 100 meter freestyle at a local swim meet was 1.32 seconds faster than the second place swimmer. What was the time for the first place swimmer? What was the difference in time between the second and third place swimmers?

2nd: 49.33 seconds

3rd: 53.65 seconds

1. 49.33 - 1.32 = 48.01 seconds. The first place time was 48.01 seconds

2. 53.65 - 49.33 = 4.32. The difference between the second and third place swimmers was 4.32 seconds.

500

A digit in one place represents ________1________ as much as it represents in the place to its right and ________2________ of what it represents in the place to its left.

1. 10 times

2. 1/10

500

Patrick has a 600-meter skein of yarn. He used 248.9 meters of yarn to make a hat. Does he have enough yarn left to make a scarf that uses 354.03 meters of yarn? Explain.

600 - 248.9 = 351.1 meters of yarn left.

No he does not have enough yarn because he needs 354.03 meters to make a scarf and he only has 351.1 meters.

500

A farmer grows 128 red tomato plants and 102 yellow tomato plants. Each plant produces about 32 tomatoes. The farmer plans to sell each tomato for $2. Explain how you could estimate the total amount of money the farmer would earn if she sells all of the tomatoes.

128 --> 130 102 --> 100

130 + 100 = 230

230 x 2 = $460

500

Tell whether or not the decimal point has been placed correctly in the product. If not, rewrite the product with the decimal point correctly placed.

56.2 x 7.9 = 4439**.**8

Incorrectly placed

443**.**98

500

The heights of four boys measured 152.0cm, 150.75cm, 149.5cm, and 149.25cm. Bradley is the tallest. Calvin is taller than Josh, but shorter than Mark. Josh is the shortest. What is Mark's height?

Bradley: 152.0cm

Calvin: 149.5cm

Josh: 149.25cm

Mark: 150.75cm

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