Add Subtract Fractions with Like Denominators
1/3 + 1/3 +1/3
1
2/9 + 2/3
8/9
7/8 - 1/3
13/24
5 1/2 + 3 1/8
8 5/8
6 2/3 - 5 1/3
1 1/3
It usually takes Josh 2/5 of an hour to ride his bike to work. But on Monday, his bike was broken, so he took the bus to work. This took 5/8 of an hour. How much longer was it to take the bus to work?
5/8 - 2/5 = 9/40 of an hour longer
3/10 + 5/10
4/5
5/12 + 1/8
13/24
7/10 - 1/4
9/20
5 3/7 + 2 5/7
8 1/7
8 5/6 - 3 5/8
4 5/24
Jane has a meeting scheduled for 2 1/2 hours, but the meeting was 9/10 of an hour longer than anticipated. How long was the meeting?
2 1/2 + 9/10 = 3 2/5 hours
5/18 + 1/18
1/3
2/7 + 5/6
1 5/42
6/7 - 1/2
5/14
4 7/10 + 6 5/9
11 23/90
13 - 8 1/14
4 13/14
Talia was packing to move to a new apartment. She packed 3 2/5 pounds of clothes on Tuesday and 2 9/10 pounds of clothes on Wednesday. After moving, Talia noted that only 4 1/4 pounds of clothes were located. How many pounds of clothes were missing?
3 2/5 + 2 9/10 = 6 3/10
6 3/10 - 4 1/4 = 2 1/5 pounds
11/12 - 2/12 - 1/12
2/3
5/8 + 5/6
1 11/24
8/15 - 3/25
31/75
1 7/12 + 2 3/8
3 23/24
6 5/9 - 2 4/5
3 34/45
Robert needed to complete 12 pages of homework. By 4 o'clock, he completed 3 1/5 pages, and an hour later he completed 5 3/4 pages more. How many pages does Robert have left?
12 - (3 1/5 + 5 3/4) = 3 1/20 pp
13/16 - (4/16 + 3/16)
3/8
1/3 + 1/8 + 1/10
67/120
11/12 - 9/20
7/15
2 3/4 + 7 3/5
10 7/20
14 3/16 - 6 5/6
7 17/48
Thomas ordered 18 boxes of paper for a project. On Monday he used 2 1/4 boxes. On Tuesday, the amount he used was 1 2/3 boxes more than Monday's total. How many boxes of paper does Thomas have left?
1 2/3 + 2 1/4 = 3 11/12
3 11/12 + 2 1/4 = 6 1/6
18 - 6 1/6 = 11 5/6 boxes