Adding/Subtracting Fractions
Adding unlike fractions: Simplify
1/2 + 7/12
1 1/12
Fractions x whole numbers: Simplify
3/5 x 3
1 4/5
7.3 x 100
730
A dime is 1/2 inch wide. If you put 5 dimes end to end, how long would they be from beginning to end?
2 1/2
Our town registered an average rainfall of 4.6 inches for the last 5 days. What is the total rainfall?
23 inches
Subtract unlike fractions: Simplify
9/24 - 3/12 =
1/8
Fraction multiplication: Simplify
4 x 1/3
1 1/3
0.04 x 2
0.08
Christine bought 8 yards of ribbon at the craft store. Of the ribbon Christine bought, 1/2 was pink. How many yards of pink ribbon did Christine buy?
4
On average, the post office processes 45.6 letters every hour. How many letters can the office process during the 9 hours it is open?
410.4 letters
Adding fractions: simplify
8/10 + 3/5 =
1 2/5
Multiply: Simplify
3 x 5/8
1 7/8
12.4 x 0.3
3.72
Five friends buy a package of 12 cookies and want to share them equally. Each friend will get 1/5 of the cookies. How much will each friend get?
2 2/5
A bowl of cereal had 0.49 grams of sugar in it. If John ate 3.5 bowls a week, how many grams of sugar would he have eaten?
1.715 grams
Subtract unlike fractions
3 3/4 - 1/2
3 1/4
Multiplying whole numbers and fractions: Simplify
4 x 3/4 =
3
9.8 x 8.3
81.34
Mark and four friends went trick-or-treating. Each of them filled their bag 4/5 of the way with treats. How many bags of treats did they have in total? Simplify.
4
A bamboo plant grows about 1.25 feet every day. Find the growth of the plant in 1 week.
8.75 feet
Adding unlike fractions
3 3/4 + 1 7/9 =
5 19/36
Multiplying fractions
9 x 5/10 =
4 1/2
5.16 x 3.9
20.124
You need 2/3 of a cup of sugar for a batch of cookies. You will need to bake 11 batches. How much sugar will you need to use to make the cookies? Simplify.
7 1/3 cups of sugar
A seafood restaurant offers buffet takeout for $6.99 per pound. You get 0.89 pounds of food. How much does your takeout meal cost? (Make sure to round your answer for money.)
$6.22