Keywords for Numerical Operations
In word problems, the phrase "in all" means you should perform what operation?
A. Subtraction
B. Addition
C. Multiplication
D. Division
B. Addition
Convert 0.5 to a fraction
1/2
There are 10 girls and 15 boys in a class. The ratio of girls to boys is:
A. 10:20
B. 15:10
C. 10:15
D. 2:3
Simplify 3x + 5x
8x
A right triangle has a base of 6 units and a height of 4 units. What is the area?
A=12
A problem asks you for the "difference" of two numbers. What operation is this?
A. Subtraction
B. Addition
C. Multiplication
D. Division
A. Subtraction
What is 25% as a decimal?
A car travels 150 miles in 3 hours. The number of miles it travels per hour is:
A. 50
B. 153
C. 45
D. 30
A. 50
Solve for x:
x-4= 10
14
A parallelogram has a base of 10cm and a height of 6cm. What is the area?
60cm
A word problem asks you for the "product". What operation is this?
A. Subtraction
B. Addition
C. Multiplication
D. Division
C. Multiplication
Simplify the fraction 12/16
3/4
A recipe calls for a sugar to flour ratio of 2:5. If the recipe uses 10 cups of flour, how many cups of sugar are needed?
A. 2 Cups
B. 4 Cups
C. 5 Cups
D. 25 Cups
Solve 2(x+3)=14
x=4
Find the area of a trapezoid with bases 6m, 10m and a height of 4m.
32m
What does the keyword "quotient" refer to?
A. Division
B. Multiplication
C. Subtraction
D. Addition
A. Division
Which is greater? 3/5 or 0.6?
0.6
Three notebooks costs $4.50 total. At the same rate, the costs of 5 notebooks would be:
A. $7.50
B. $7.00
C. $6.00
D. $8.00
A. $7.50
Solve 3x-7= 2x+5
On a coordinate plane, what is the distance between the points (1,5) and (5,5)
The phrase "difference between a number and 4, divided by 2" involves which TWO operations?
A. Addition and subtraction
B. Multiplication and addition
C. Addition and division
D. Subtraction and division
D. Subtraction and division
A sweater costs $40 and is on sale for 25% off. What is the sale price?
$30
A. Yes
B. No
Yes
Solve for x:
2x+4=12
x=4
A. 90
B. 180
C. 360
D. 45
B. 180