Operations with Whole Numbers & Decimals
Operations with Fractions
Verbal Problems Involving Fractions
Variation
Percent
100
Add 1212 + 2323 + 3434 + 4545 + 5656.
ADDITION OF WHOLE NUMBERS
Correct Answer: 17,170
100
What is the sum of ⅗, ⅔, and ¼?
ADDITION AND SUBTRACTION
Correct Answer: 91⁄60
100
On Monday evening, Channel 2 scheduled 2 hours of situation comedy, 1 hour of news, and 3 hours of movies. What part of the evening’s programming was devoted to situation comedy?
Correct Answer: ⅓
100
A team won 25 games in a 40 game season. Find the ratio of games won to games lost.
RATIO AND PROPORTION
Correct Answer: 5⁄3
100
Write as a fraction in simplest form: 85%.
FRACTIONAL AND DECIMAL EQUIVALENTS OF PERCENTS
Correct Answer: 17⁄20
200
By how much does the sum of 612 and 315 exceed the sum of 451 and 283?
SUBTRACTION OF WHOLE NUMBERS
Correct Answer: 193
200
⅗ ÷ (½ • 3⁄10) is equal to?
MULTIPLICATION AND DIVISION
Correct Answer: 4
200
Michelle spent ½ of her summer vacation at camp, 1⁄5 of her vacation babysitting, and ¼ visiting her grandmother. What part of her vacation was left to relax at home?
Correct Answer: 1⁄20
200
Find the cost, in cents, of 8 books if 3 books of the same kind cost D dollars.
DIRECT VARIATION
Correct Answer: 800• D/3
200
What is 42% of 67?
FINDING A PERCENT OF A NUMBER
Correct Answer: 28.14
300
798 multiplied by 450
MULTIPLICATION OF WHOLE NUMBERS
Correct Answer: 359,100
300
The number 6,862,140 is divisible by:
I. 3
II. 4
III. 5
(A) I only
(B) I and III only
(C) II and III only
(D) I, II, and III
(E) III only
SIMPLIFYING FRACTIONS
Correct Answer: D
The sum of the digits is 27, which is divisible by 3. The number formed by the last two digits is 40, which is divisible by 4. The number ends in 0 and is therefore divisible by 5.
300
After doing ⅓ of the family laundry before breakfast, Mrs. Strauss did ¾ of the remainder before lunch. What part of the laundry was left for the afternoon?
Correct Answer: 1⁄6
300
A field can be plowed by 8 machines in 6 hours. If 3 machines are broken and cannot be used, how many hours will it take to plow the field?
INVERSE VARIATION
Correct Answer: 9 3⁄5
300
m is p% of what number?
FINDING A NUMBER WHEN A PERCENT OF IT IS GIVEN
Correct Answer: x = 100m/p
400
Which of the following is the quotient of: 333,180 and 617?
DIVISION OF WHOLE NUMBERS
Correct Answer: 540
400
Divide 17½ by 70.
OPERATIONS WITH MIXED NUMBERS
Correct Answer: ¼
400
Glenn spent 2⁄5 of his allowance on a hit record. He then spent ⅔ of the remainder on a gift. What part of his allowance did he have left?
Correct Answer: 1⁄5
400
Mr. Weiss earned $12,000 during the first 5 months of the year. If his salary continues at the same rate, what will his annual income be that year?
Correct Answer: x = $28,800
400
What percent of 96 is 12?
TO FIND WHAT PERCENT ONE NUMBER IS OF ANOTHER
Correct Answer: 12½%
500
Find the quotient when 4.371 is divided by .3.
DIVISION OF DECIMALS
Correct Answer: 14.57
500
Write as a fraction in simplest form:
COMPLEX FRACTIONS
Correct Answer: 13⁄2
500
Barbara’s car has a gasoline tank that holds 20 gallons. When her gauge reads ¼ full, how many gallons are needed to fill the tank?
Correct Answer: 15
500
How many pencils can be bought for D dollars if n pencils cost c cents?
Correct Answer: x = 100• n• D/c
500
36 is 150% of what number?
PERCENTS GREATER THAN 100
Correct Answer: 24