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Order of Operations
Scientific Notation
Rational and Irrational
Ratios, Proportions, Rates
100
138 - (10 + 22) ÷ 4 ● 2^³
What is 74
100
Write 782,000 in scientific notation.
7.82 X 10^5
100
7th Grade: Rational or Irrational 8th Grade: Classify this number 18.33333333...
7th Grade: Rational 8th Grade: Real, Rational
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
(-8) ÷ 4 - (-12 + 21) ● 3
What is (-11)
200
Write 8,003,050,000 in scientific notation
8.00305 X 10^9
200
7th Grade: Rational or Irrational 8th Grade: Classify this number 169 π(pi)
7th Grade: Irrational 8th Grade: Real, Irrational
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
√(121) + 52 ÷ 4 ● 2²
What is 63
300
Write 9.002 X 10^7 in standard form (with commas)
90,020,000
300
7th Grade: Rational or Irrational 8th Grade: Classify this number 0
7th Grade: Rational 8th Grade: Real, Rational, Integer, Whole Number
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
(45 ÷ 9)^² + 8 - 4^²
What is 17
400
Compare <, >, or = 6.0515 ● 10^6 ______ 6.12 ● 10^5
6.0515 ● 10^6 > 6.12 ● 10^5
400
7th Grade: Rational or Irrational 8th Grade: Classify this number √(25)
7th Grade: Rational 8th Grade: Real, Rational, Integer, Whole Number, Natural/Counting Number
400
Dr. Dory travelled 5,280 feet in 4 minutes. What is the unit rate in feet per second?
22 feet/1 minute
500
10 ● (4 + 5) - 21 ÷ √(49) + 11^0
What is 88
500
Compare <, >, or = 8.640 ● 10^8 ______ 8.64 ● 10^8
8.640 ● 10^8 = 8.64 ● 10^8
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