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GCF & LCM
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100
What is the GCF of 12 and 48?
12
100
Switch the numerator and the denominator of a fraction. For example: 4/3 ----> 3/4
What is a reciprocal
100
Today's mail consisted of 3 bills and 1 invitation. What is the ratio to total pieces of mail to invitations?
4:1, 4/1 or 4 to 1
100
7 and -7 are what types of numbers?
What are opposites.
100
Write the expanded number as an exponent: 4X4X4X4
What is 4^4
200
What is the LCM of 6 and 4?
12
200
Divide 6 by 1/3
18
200
True or False: 1/3 and 3/6 are equivalent ratios.
Fales
200
A number's distance from zero.
What is absolute value.
200
Evaluate the expression 75/(2+3)^2
3
300
Find the GCF of 7 and 27
1
300
1.9 X 42.5
80.75
300
There are 4 quarts in 1 gallon. How many quarts are in 3 gallons?
12 quarts
300
2 degrees below zero
What is a negative number
300
Evaluate 2x-3y +7 for x=10 and y=2
21
400
Find the LCM of 10 and 12
60
400
How many 1/4 pound hamburgers can be made from 9/12 pounds of meat?
9/12 / 1/4 = 3 hamburgers
400
A small airplane can fly 1, 200 miles in 6 hours. How far can it fly in 4 hours?
800 miles
400
Order the numbers from least to greatest: -10, 9, -4
9>-4>-10
400
Translate, "8 more than 2 times the cube of a number" into an algebraic expression.
8 + 2n^3 or 2n^3+8
500
The GCF of two numbers is 4. The two numbers are between 11 and 19. What are the two numbers?
12 and 16
500
Dominique will pour 12/16 gallon of juice into glasses that each hold 1/8 gallon. How many glasses will she pour?
6 glasses
500
There are 28 students in Ms. Cornish's 8th grade class. This is 10% of all 8th graders in the school. What is the total number of 8th graders in the school?
280 eighth graders
500
A scientist uses two solvents in her lab. The freezing point of solvent a is -98.4 degrees. The freezing point of solvent b is -22.8 degrees. Which solvent has a lower freezing point? Explain.
Solvent A because -94.8 degrees is less than -22.8 degrees, so solvent a has a lower freezing point than solvent b
500
Rosa has 2 less than 3 times the number of board games that Jerry has. If Jerry has 8 board games, how many board games does Rosa have?
22 board games