Arithmetic and Operations
144÷12
12
Simplify the fraction:18/24
3/4
Simplify the ratio: 24:36
2:3
Find the area of a rectangle with length 7 cm and width 5 cm.
35cm2
Find the mean of the following set of numbers: 5, 7, 9, 12, 14
9.4
Subtract: 905−348
557
Convert the fraction to a decimal:7/10
0.7
Solve the proportion:7/x 14/28
x=14
Calculate the perimeter of a square with side length 8 cm
32cm
Find the median of the following set of numbers: 3, 8, 10, 12, 15
10
Multiply: 23×17
391
Add the decimals: 4.56+3.89
8.45
If 5 notebooks cost $15, how much do 8 notebooks cost?
$24
Find the volume of a cube with side length 4 cm.
64 cm3
Find the mode of the following set of numbers: 2, 4, 4, 6, 8
4
Add the following numbers: 456+789
1245
Subtract the decimals: 9.8−5.65
4.15
Simplify the ratio: 45:60
3:4
Find the circumference of a circle with a radius of 10 cm.
62.8cm (using C=2Ï€r)
What is the probability of rolling a number greater than 4 on a fair 6-sided die?
1/3
Find the result of: 15×(8−3)
75
Multiply the fraction:2/3 x 3/4
1/2
If a recipe uses 4 cups of flour for every 2 cups of sugar, how many cups of sugar are needed for 8 cups of flour?
Answer: 4 cups of sugar
Find the area of a triangle with base 10 cm and height 6 cm.
30cm2
If a bag contains 3 red, 5 blue, and 2 green marbles, what is the probability of drawing a red marble?
3/10