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Least Common Denominator
Word Problems
Equivalent Fractions
Miscellaneous
100
What is the LCD of (1/6) and (3/4)?
What is 12
100
For keeping business records, every three months of a year is called a quarter. How many months are equal to three-quarters of a year?
What is 9 months (3/4)=(9/12)
100
Rename the fractions into equivalent fractions: (3/4) AND (2/5)
What is (15/20) AND (8/20)
100
There is 1/4 of a cup of oil in Lauren's measuring cup. If Lauren adds 1/4 of a cup more, how much oil will be in the measuring cup?
What is (1/2) of a cup of oil. (1/4) + (1/4)= (2/4) BUT we can simplify this to become (1/2)
200
What is the LCD of (1/2) and (1/4)?
What is 4
200
You give 1/3 of a pan of brownies to Susan and 1/6 of the pan of brownies to Patrick. How much of the pan of brownies did you give away?
What is 1/2 of the pan was given away The common denominator is 6. (1/3)=(2/6) (1/6) stays the same (1/6) + (2/6)= (3/6) BUT we can simplify this to (1/2)
200
Rename the fractions into equivalent fractions: (4/7) AND (2/3)
What is (12/21) AND (14/21)
200

Of the houses in Kendall's neighborhood, 5/8 are pink and another 1/8 are green. What fraction of the houses are either pink or green?

What is (3/4) (5/8) +(1/8)= (6/8) BUT we can simplify this to (3/4)

300
What is the LCD of (1/4) and (5/6)?
What is 12
300
You go out for a long walk. You walk 3/4 mile and then sit down to take a rest. Then you walk 3/8 a mile. How far did you walk altogether?
What is 1 1/8 mile The common denominator is 8. So (3/4)= (6/8) (3/8) stays the same (6/8) + (3/8) = (9/8) We can divide 9 by 8 to get 1 with a remainder 1, which makes the mixed number 1 1/8.
300

Rename the fractions into equivalent fractions: (5/6) AND (8/12)

What is (10/12) AND (8/12)

300

Mrs. Bolibaugh's drive to work is 4/5 of an hour, whereas Mr. Bakuzonis's is 2/5 of an hour. How much longer is Mrs. Bolibaugh's drive than Mr. Bolibaugh's?

What is (2/5) (4/5) - (2/5)= (2/5)

400
What is the LCD of (2/3) and (7/9)?
What is 18
400
Marty made two types of cookies. He used 2/3 cup of sugar for one recipe and 1/4 cup of sugar for the other. How much sugar did he use in all?
What is 11/12 cups of sugar The common denominator is 12. So (2/3)= (8/12) (1/4)= (3/12) (8/12)+(3/12)=(11/12)
400

Rename the fractions into equivalent fractions: (4/10) AND (3/8)

What is (16/40) AND (15/40)

400
Put the following fractions in order from LEAST to GREATEST: (7/8) (7/10) (7/9) (7/12)
What is (7/12) (7/10) (7/9) (7/8)
500

What is the LCD of (3/5) and (4/9)?

What is 45

500
Ryan bought a packet of 60 biscuits on Saturday. On Sunday he ate half of them. On Monday he ate 19 of them. How many biscuits did he have left for Tuesday?
What is 11 biscuits. 60/2=30 biscuits left on Sunday. 30-19=11
500
Rename the fractions into equivalent fractions: (3/7) AND (1/4)
What is (12/28) AND (7/28)
500
Put these fractions in order from GREATEST to LEAST: (8/11) (8/9) (8/12) (8/10)
What is (8/9) (8/10) (8/11) (8/12)