John had a meeting on Wednesday for 2 7/8 hours, which is 1 1/4 hour longer than scheduled. How much time was scheduled for the meeting?
1 5/8 hours
1/4 + 2/6
7/12
3/5 - 1/7 =
16/35
8/9 - 3/10 =
53/90
5/8 of the staff are male. 5/12 of the staff works part time at the aquarium. What fraction of the staff is female?
3/8 of the staff are male
5/6 - 1/4 =
7/12
2/4 + 3/9 =
5/6
12/20 + 10/15 =
1 4/15
Two kinds of fish can be found in a small tank that is 5 1/ 7 feet long. The blue fish is 2/15 feet long and the orange fish is 7/10 feet long. How much longer is the orange fish?
The orange fish is 17/30 feet longer than the blue fish.
2/5 - 1/6 =
7/30
5/10 - 1/3 =
1/6
8/20 - 3/15 =
1/5
An octopus weighed 5/6 kilograms. After two weeks, its weight was increased by 3/10 kilograms. But afterwards, it lost 1/5 kilograms in weight as it was sick. What is its current weight?
The octopus weighs 20/38 kilograms
4/5- 3/8 =
17/40
10/15 + 3/9 =
1
Jack spent 3/4 of an hour biking and 5/6 of an hour jogging. Afterwards, he swam for 1/8 of an hour. How much time did Jack exercise before he went swimming?
Before he went swimming, he exercised for 1 7/12 hours.
20/40 + 30/60 =
1
8/12 + 17/20 =
1 31/60