Unit Rate
What does the r in D=r•t stand for?
rate
Portion
What does GCF and LCM stand for?
GCF = Greatest Common Factor
LCM = Least Common Multiple
Without using a calculator, what is 18.12 + 1.345?
19.465
Put the following numbers in order from least to greatest.
0.2, 0.12, 0.22, 0.202
0.12, 0.2, 0.202, 0.22
20 sand shovels cost $60. What is the cost of 6 sand shovels?
$18
85 is 15% of what number?
566 2/3 or 566.666
What is the GCF of 10 and 20
10
4.16 • 0.3
1.238
Solve x ÷ 5 = 45
x = 9
In 9 minutes, two dolphins swam by. At this rate, how many dolphins will swim by in 45 minutes?
10 dolphins
65% is 40% of what number?
162.5
Find the GCF of 30 and 40
10
Solve 4 2/3 + 4 1/2
9 1/6
Jill weighs 55 pounds. Jeff weighs x pounds more. Write an expression to represent this situation.
55 + x
What is the cost of one pound of strawberries if 5 pounds cost $4.95?
$0.99 per pound
What is 55% of 20
11
Find the LCM of 4, 20, 10
20
100 - (2 • 3)² + 9
73
Solve:
(2+3)² ÷ (7 - 2)
5
The Marcus Family is traveling to the beach. In 4 hours they traveled 340 miles. At this rate, how far will they have traveled after 9 hours?
765 miles
What is 150% of 80?
120
What is the definition of factor?
What is the definition of multiple?
Factor = numbers that can be divided into another number evenly. (example: factor of 4 is 2)
Multiple = the numbers you get when you multiply other numbers together. (a multiple of 4 is 8)
Solve:
-5 + x = 10
x = 15
Use Distributive property to simplify.
2(5 + 3x) - 4x
10 + 6x - 4x =
10 + 2x