Working with Numbers
Which number is closest to zero on a number line?
a. -3/5
b. -2/5
c. 1/5
d. 4/5
c. 1/5
A student types 225 words in 5 minutes.
How many words does he type per minute?
45 words per minute?
7a - 16 = 5
a = 3
What is the value of this expression?
1,224 divided by 16
a. 76.0
b. 76.2
c. 76.5
d. 76.8
c. 76.5
Student X can type 246 words in 6 minutes.
Student Y can type 266 words in 4 minutes.
How many words can students X and Y type together in 2 hours?
a. 12,900
b. 10,750
c. 9,675
d. 6,450
a. 12,900
Solve for the variable.
b/7 + 4 = 13
b = 63
Calculate the area of a triangle with a base of 12 ft. and a height of 8 ft.
48 sq.ft.
Which expression has the same value as 54 + 24?
a. 6(9+24)
b. 8(7+3)
c. 6(9+4)
d. 4(50+20)
c. 6(9+4)
What is 45% of 320?
144
A baker mixes 42.68 grams of flour and 19.125 grams of sugar in a bowl. The baker then uses 52.76 grams of mixture in a cake.
How many grams of the mixture does the baker still have?
Write an expression and solve.
(42.68 + 19.125) - 52.76 = 9.045
A playground has a sandbox in the shape of a right rectangular prism. The length of the sandbox is 4 1/2 ft and the width is 5 1/3 ft. The height of the sandbox is 1/2 ft.
What is the volume, in cubic feet, of the sandbox?
a. 4 11/12
b. 10 1/3
c. 12
d. 24
An expression is shown.
19 x 19 x 19 x 19 x 19 x 19 x 19
Using a base and an exponent, write an expression that is equivalent to the one shown.
19 to the power of 7
There are 26 volunteers planting trees. In 1 hour, 4 volunteers can plant 8 trees. How many trees can the volunteers plant at the park in 3 hours? How many trees does each volunteer plant on their own?
Each volunteer can plant ____ trees in 1 hour.
The volunteers can plant ____ trees in 3 hours.
Each volunteer can plant 2 trees in 1 hour.
The volunteers can plant 156 trees in 3 hours.
A serving of dog food is 5/8 cup. There are 3 3/4 cups of dog food in a bag.
Write an expression to determine how many servings of dog food are in the bag. Your expression must include fractions.
Determine the number of servings of dog food in the bag.
3 3/4 divided by 5/8
6 servings
A playground has a soft mat for safety. The area of the rectangular mat is 9 1/3 sq.ft. The mat is 1/4 ft thick. What is the volume, in cubic feet, of the mat?
a. 2 1/3
b. 9 7/12
c. 21 7/9
d. 37 1/3