Fractions and Decimals
What is 1/2+1/3?
5/6
A rectangle has length 6 cm and width 4 cm. What is its area?
24 cm2
If the ratio of cats to dogs is 2:3, and there are 6 cats, how many dogs are there?
9 dogs
−3+7=
4
Simplify: 3x+4x
7x
Convert 0.75 to a fraction in simplest form.
3/4
Find the perimeter of a triangle with sides 5 cm, 7 cm, and 8 cm.
20 cm
Simplify the ratio 18:24.
3:4
-5-8=
-13
Solve: x+7=12
x=5
What is 3/4*2/5?
3/10
A cube has side length 3 cm. What is its volume?
27cm3
A recipe calls for 4 cups of flour for every 5 cups of sugar. If you use 20 cups of sugar, how much flour do you need?
16 cups
(-4)×6
-24
Solve: 2x−5=9
x=7
What is 7/8÷1/4?
7/2
An angle measures 70°. Its supplementary angle measures…?
110°
Solve the proportion: 3/x=9/12
x=4
(-24)÷(−3)
8
Simplify: 5(2x+3)
What is 0.6+5/12?
61/60
The base of a triangle is 10 cm, and its area is 30 cm². Find the height.
6 cm
Two numbers are in the ratio 7:5. Their sum is 72. Find the numbers.
42 and 30
The sum of two integers is -9. One integer is -4. What is the other integer?
-5
Solve: 3(x−2)+4=16
x=6