Problem Solving
What math operation do you use if the problem asks you to find how much altogether?
Addition
How can you solve for volume?
Length x Width x Height
1/5 + 1/5 =
2/5
1/2 of 1/2
1/4
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 female
What math operation do you use to solve a problem that asks you to find the difference or to find how much more?
Subtraction
cubic units
3/4-1/4
in simplest form
2/4 or 1/2
2 ÷ 1/2 =
4
During a normal day, there are 280 planes taking off from the airport, but the airport is a lot busier during Christmas. During the Christmas holidays, about 336 planes take off every day from the airport. During the Christmas holidays, the airport opens 12 hours during each day, how many planes take off from this airport in each hour?
28 planes
What does the word "of" mean in math?
Multiply
Find the volume of a cube with side lengths of 2 in.
8 cubic inches
1/2 + 1/4 =
3/4
3/4 ÷ 5 =
3/20
The penguin nursery is open two times a day:2/3 hour at noon and 5/12 hour in the afternoon. How much time is the penguin nursery open every day?
13/12 or 1 1/12 hours
Every fraction can be written as what type of math operation?
Division
Find the volume of a rectangular prism with a length of 5 feet, width of 2 feet, and height of 3 feet.
30 cubic feet
9/10 - 3/4
3/20 or 6/40
4/9 x 1/2
4/18 or 2/9
Joe has two pumpkin fields and the total area of the two pumpkin fields is 3 2/5 acres. The big field yield 3 2/5 tons of pumpkins and the small 2 1/12 tons of pumpkins. What is the total yield of pumpkins?
5 29/60 tons
What math operation do you use to solve a problem that asks you to create groups of something?
Division
Find the missing side length.
width = 5 ft.
height = 2 ft.
volume = 60 cubic ft.
6 ft.
3 1/7 - 1 1/2
1 9/14
7/20 ÷ 3
7/60
Ellen planned to interview some applicants for a position in her office. If she scheduled 1 4 of an hour to meet each of them, how much time did she schedule for all 6 applicants?
3/2 hours or 1 1/2 hours