Order of Operations
Theo earned $500 selling food at a carnival. He earned $260 selling nachos and the rest selling hot dogs for $2 each. Theo used this equation to find h, the number of hot dogs he sold at the carnival.
h = (500 - 260) ÷ 2
How many hot dogs did Theo sell at the carnival?
Theo sold 120 hot dogs at the carnival.
Yesterday, Kimberly walked 1/12 of a mile from the swimming pool to the ice cream stand and 5/6 of a mile from the ice cream stand back home. How many miles did Kimberly walk in all?
Kimberly walked 11/12 of a mile in all.
Find the value of 5 groups of two-thirds.
Write the answer as a mixed number.
3 1/3
Three and one-third
A scientist compared these two measurements.
13.068 kg ___ 13.608 kg
Which inequality symbol makes this comparison true?
13.068 kg < 13.608 kg
less than
Aspen added 14 to the product of 224 and 16. What is this sum?
3,598
Mr. Anderson had 185 pieces of wood. He sold 25 pieces of wood to his neighbor and stacked the rest of the wood into piles around his house. Each pile of wood contained 40 pieces of wood. Which equation can be used to find p, the number of piles of wood Mr. Anderson made?
A. p = (185 + 25) +40
B. p = (185 - 25) - 40
C. p = (185 + 25) x 40
D. p = (185 - 25) ÷ 40
D. p = (185 - 25) ÷ 40
Last week Rachel and her roommates ate 1/6 of a carton of yogurt, and this week they ate 1/2 of a carton. How much more yogurt did they eat this week compared to last week?
They ate 1/3 more yogurt this week than last week.
What is three-fifths of 30?
18
Which list shows the numbers NOT in order from least to greatest?
A. 4.036 < 4.08 < 4.2 < 4.201
B. 3.09 < 3.1 < 3.607 < 3.9
C. 6.4 < 6.51 < 6.387 < 6.995
D. 7.315 < 7.38 < 7.406 < 7.5
C. 6.4 < 6.51 < 6.387 < 6.995
Billy was trying to beat his old score of 486 points in a video game. If he scores exactly fifteen points each round, how many rounds would he need to play to beat his old score?
33 rounds
An expression is given.
3 x (8 + 2) ÷ 2
Which statement is true about parenthesis in this expression?
A. The parenthesis indicate that 8 + 2 should be solved first.
B. The parenthesis indicate that 8 + 2 should be solved last.
C. The parenthesis indicate the 2 ÷ 2 should be solved last.
D. The parenthesis indicate that 3 x 8 should be solved first.
A. The parenthesis indicate that 8 + 2 should be solved first.
5/6 + 3/4 = ___
five-sixths + three-fourths = ____
1 7/12
one and seven-twelfths
Ms. Olsen has one-eighth acre of land divided into 6 equal parts. What is the size of each part?
Each part is __ acre.
1/48
one-forty eighths acre
Mr. Chavez has 9.375 liters of paint. What is this number rounded to the nearest hundredth?
9.38
Cara and Marcus shared a candy bar. Cara ate two-thirds of the candy bar and Marcus ate one-fourth of the candy bar. What fraction of the candy bar did Cara and Marcus eat altogether?
11/12
eleven-twelfths
What is the value of this expression?
[36 + (3 x 2)] ÷ 6
7
What fraction will make the following equation true? Simplify.
____ - 3/10 = 1/5
____ - three-tenths = one-fifth
1/2 one-half
Amy cut 32 feet of chain into pieces that were each one-forth feet long. How many of these pieces did Amy have after cutting the chain?
128 pieces
An expression is show.
8 x (3.8 + 13.2) - 6
What is the value of this expression?
130
Mr. Jefferson had 123 eggs in a refrigerator in his restaurant. He put 32 more cartons of eggs in the refrigerator. Each carton contained 18 eggs. Which of these is the best estimate of the number of eggs Mr. Jefferson now has in his refrigerator?
A. 600
B. 400
C. 700
D. 900
C. 700
What is the value of this expression?
[45 - (6 + 3)] x 27
972
What fraction makes the subtraction equation true? Simplify.
5/6 - ___ = 1/2
five-sixths - ___ = one-half
1/3
Weather delayed two-thirds of the 24 flights departing from an airport. How many flights departing from the airport were delayed by weather?
16 flights were delayed.
At a clothing store, Zoey bought 2 shirts for $7.25 each and 2 pairs of jeans for $24 each. She used a coupon for $10 off the total price of the clothes. The discounted price of the clothes Zoey bought can be found using this expression.
[2(7.25) + 2(24)] - 10
What is the discounted price in dollars and cents of the clothes Zoey bought?
$52.50
52.5
Tina's drive to work is 3/4 of an hour, whereas Rachel's is 5/8 of an hour. How much longer is Tina's drive than Rachel's?
Tina drives 1/8 of an hour longer.