G5M1 Test Review

Exponents

100

142.73 dived by 10²

1.4273

200

26.7 x 10⁴

267,000

300

135.37 divided by 10²

1.3537

400

45.6 x 10⁴

456,000

500

2.16 x 10⁴

21,600

x 1/10 x 1/100

100

48.3 x 1/10 =

4.83

200

48.3 x 1/100 =

0.483

300

35.9 x 1/10 = 

3.59

400

35.9 x 1/100

0.359

500

53.8 x 1/100

0.538

Exponent problem

100

About 10,000 people live in a town. The number 10,000 can be written as 10ⁿ, where n is a whole number. What is the value of n?

n= 4 or 10⁴

200

About 1,000 people live in a town. The number 1,000 can be written as 10ⁿ, where n is a whole number. What is the value of n?

n=3 or 10³

300

About 100 people live in a town. The number 100 can be written as 10ⁿ, where n is a whole number. What is the value of n?

n=2 or 10²

400

About 100,000 people live in a town. The number 100,000 can be written as 10ⁿ, where n is a whole number. What is the value of n?

n=5 or 10⁵

500

About 1,000,000 people live in a town. The number 1,000,000 can be written as 10ⁿ, where n is a whole number. What is the value of n?

n=6 or 10⁶

Rounding

100

Round 7.066 to the nearest hundredth.

7.07

200

Round 7.079 to the nearest hundredth.

7.08

300

Round 5.103 to the nearest Hundredth. 

5.10

400

Round 5.108 to the nearest hundredth

5.11

500

Round 5.066 to the nearest hundredth

5.07

Word Problem

100

Sarah, Liam, and Noah are flying kites. Sarah's kite flies 1.8 meters lower than Liam's. Liam's kite flies 3.2 meters higher than Noah's. Who has the kite that flies the highest, and who has the kite that flies the lowest?

Who has the kite that flies the highest?

• Liam's kite flies the highest because N+3.2  the greatest value.

Who has the kite that flies the lowest?

• Noah's kite flies the lowest because it's just N

200

Emily, Jake, and Alex are racing balloons. Emily's balloon travels 1.5 meters less than Jake's. Jake's balloon travels 2.75 meters more than Alex's. Based on their distances, whose balloon traveled the farthest, and whose balloon traveled the least?

Whose balloon traveled the farthest?

• Jake's balloon traveled the farthest because A+2.75 is the greatest value.

Whose balloon traveled the least?

• Alex's balloon traveled the least because it's just A.

300

In a toy car race, Chloe's car goes 3.4 meters less than Max's car. Max's car travels 1.9 meters more than Mia's car. Which car went the farthest, and which car went the shortest distance?

Which car went the farthest?

• Max's car went the farthest because M+1.9 is the greatest value.

Which car went the shortest distance?

• Chloe's car went the shortest distance because M−1.5 is the smallest value.

400

In a paper airplane contest, Salvador's plane travels 2.15 meters less than martin's plane. Martins plane travels 2.145 meters more than Jamie's plane. based on the measurements whose plane traveled the farthest? whos plane traveled the shortest? explain your reasoning

• Martin's plane traveled the farthest because J+2.145 is the largest value.
• Salvador's plane traveled the shortest because 2.145 - J is the smallest value.

500

Dr. Hong prescribed 0.029 liter more medicine than Dr. Smith. Dr. Juarez prescribed 0.03 less than Dr. Hong. Who prescribed the most medicine? Who prescribed the least? Explain how you know. 

Dr Hong prescribed the most = 1.029

Dr. Juarez prescribed the least = 0.999

1.029 is bigger than 0.999