Number Sense

Compare & Order

100

is 3/4 greater or less than 8/12

Greater

200

Jason and his friends ran a race, Jason's time was 2.867 seconds, Colby's 2.756, Max's 2.856, and Ira 2.876 seconds.  Who was the fastest?

Colby

300

Jason and his friends ran a race, Jason's time was 2.867 seconds, Colby's 2.756, Max's 2.856, and Ira 2.876 seconds.  Who was the slowest?

Ira

400

Order these numbers from greatest to least:

(4/5), (-2), (2.67), (8/3)

2.67, 8/3, 4/5, -2

500

Order these from least to greatest

√(529)

5.29 x 10²

529²

5.29 x 10^-2

529²

5.29 x 10²

√(529)

5.29 x 10-²

Scientific Notation

100

Write 782,000 in scientific notation.

7.82 X 10^5

200

Write 8,003,050,000 in scientific notation

8.00305 X 10^9

300

Write 9.002 X 10^7 in standard form (with commas)

90,020,000

400

Compare <, >, or = 6.0515 ● 10^6 ______ 6.12 ● 10^5

6.0515 ● 10^6 > 6.12 ● 10^5

500

Compare <, >, or = 8.640 ● 10^8 ______ 8.64 ● 10^8

8.640 ● 10^8 = 8.64 ● 10^8

Rational and Irrational

100

Classify this number 18.33333333...

 Real, Rational

200

Classify this number 169 π(pi)

Real, Irrational

300

Classify this number 0

Real, Rational, Integer, Whole Number

400

Classify this number √(25)

Real, Rational, Integer, Whole Number, Natural/Counting Number

500

Explain the difference between RATIONAL and IRRATIONAL NUMBERS. You must define each type and provide at least 3 examples of each.

Determined by me :)

Estimating Square Roots

100

The side length of a square with the area of 225 sq in

What is 15 ft

200

x² = 625; what is the value of x

25

300

side length of a square with an area of 41 sq in

6.4

400

√17 is between which two whole numbers

4 and 5

500

Mary collected 441 squares of material. She is going to use all of those squares to make a square quilt. How many squares of material will she have along each edge of the quilt? Show/explain your answer.

√(441) = 21

Ratios, Proportions, Rates

100

A plastic injection machine can make 18 plastic wheels in one minute. How many wheels can it make in 25 minutes? Show/explain your work (WITH UNITS)

450 wheels

200

Donald earned $285 for 40 hours of work. What is Donald's hourly wage? Explain/show your work (WITH UNITS).

$7.13/hour

300

Madeline runs 3 miles in 16 minutes. Assuming that she keeps up the same pace, how long will it take Madeline to run 7 miles? Round your answer to the nearest minute. Explain/show your work (WITH UNITS)

37 minutes

400

Dr. Dory travelled 5,280 feet in 4 minutes. What is the unit rate in feet per second?

22 feet/1 minute

500

A car travelled 300 miles on 15 gallons of gas. What is the unit rate (WITH UNITS)? How far could the car travel on 40 gallons of gas?

20 miles/1 gallon 800 miles