Adding & Subtracting Fractions
Jamal used 1/3 yard of ribbon to tie a package and 1/6 yard of ribbon to tie a bow. How many yards of ribbon did Jamal use?
Jamal used 1/2 yard of ribbon.
Name FIVE equivalent fractions to 1/2.
2/4, 3/6, 4/8, 5/10, 6/12, 7/14, etc.
Any fraction in which the numerator is half of the denominator.
5 2/5 + 2 3/5 =
8
4 - 2 2/7 =
1 5/7
Max's reading assignment was to read 15 1/2 pages. After reading 4 1/3 pages, he took a break. How many more pages does he need to read to finish his assignment?
Max has 11 1/6 pages more to read.
In one hour, Ed used 2/5 of his time to complete homework and 1/4 of the time to check his email. How much more time did he spend completing his homework than checking email?
He spent 3/20 more time doing homework.
Name 5 equivalent fractions to 1/3.
2/6, 3/9, 4/12, 5/15, 6/18, etc.
Any fractions where the denominator is 3 times the numerator.
Jim sold 2 5/6 gallons of lemonade. Dwight sold some 5 7/8 gallons of lemonade. How much lemonade did the sell in all?
8 17/24 gallons of lemonade.
Jerry jogged around the lake in 1 1/2 hour. William jogged around the lake in 5/6 hour. How much longer did it take Jerry to jog than William in hours?
Jerry took 5/12 hour longer.
Melissa and Michelle are training for a race. On Monday, they each run 2 3/4 miles, on Wednesday they run 2 1/2 more miles. How much did they run on Monday and Wednesday?
They ran 5 1/4 miles all together.
Leslie has 1 liter of milk in her refrigerator to drink today. She drank 1/2 liter of milk for breakfast and 2/5 liter of milk for dinner. How much of a liter did Leslie drink during breakfast and dinner?
Leslie drank 9/10 liter of milk.
4/10, 6/15, 8/20, 10/25, 12/30, etc.
On Thursday, Kellan bought 2 1/2 kg of sugar. He bought 1 1/4 kg more of sugar on Friday for baking cookies. How much sugar did he have in all for baking cookies?
Kellan had 3 3/4 kg of sugar.
100 - 20 7/8 =
79 1/8
Shelby bought a 2-ounce tube of blue paint. She used 2/3 ounce to paint the water, 3/5 ounce to paint the sky, and some to paint the flag. After that she has 2/15 ounce left. How much paint did Shelby used to paint her flag?
Shelby used 9/15 ounce on the flag.
Penny used 2/5 lb. of flour to bake a vanilla cake. She used another 3/4 lb. of flour to bake a chocolate cake. How much flour did she use altogether?
She used 1 3/20 lbs. of flour.
Name 3 equivalent fractions to the mixed number 1 1/2.
6/4, 1 2/4, 9/6, 1 3/6, 1 4/8, etc.
Calvin was reading for Language Arts class. He read 23 1/2 minutes on Saturday and 13 3/4 minutes on Sunday. How much time did he read over the weekend.
37 1/4 minutes
Calvin had 30 minutes timed out. For the first 23 1/3 minute, Calvin counted spits on the ceiling and for the rest of the time, he made faces at his stuffed tiger. How long did Calvin spend making faces at his tiger?
Calvin spent 6 2/3 minutes making faces at his tiger.
John used 1 3/4 kg of salt to melt the ice on his sidewalk. He then used another 3 3/4 kg on the driveway. If he originally bought 10 kg of salt, how much does he have left?
He has 4 1/2 kg of salt left.
Carlos wants to practice piano 2 hours each day. He practices piano for 3/4 hour before school and 7/10 hour when he gets home. How many more minutes does Carlos still need to practice to reach his goal?
Carlos needs to practice 33 more minutes to reach his goal.
3/4, 9/12 and 18/24 are all equivalent to which of the following fractions?
a. 12/36
b. 6/8
c. 15/30
6/8
Jeremy has 7/2 yards of ribbon. He needed 8/5 yards more to complete a project. How much ribbon did Jeremy need for his project?
5 and 1/10 yards
Harlan used 3 1/2 kg of sand to make a large hourglass. To make smaller hourglass, he only used 1 3/7 kg of sand. How much more sand did it take to make the larger hourglass than the smaller hourglass?
There's 1 6/14 kg more sand in the large hourglass.
Cheryl bought a sandwich for 5 1/2 dollars and a drink for $2.60. If she paid for her meal with a $10 bill, how much money did she have left?
Cheryl has $1.90 left.