Integers/Rational #s
What is -7 - 22
-29
Are these two fractions proportional? 4/12 and 24/72
Yes
Simplify:
-3(-x + 10)
3x - 30
Area of a rectangle with base 10.5 and height 2.
21 units2
13 out of 22 students are wearing green. What percent of students are wearing green? Round to the nearest tenth.
59.1%
What is -2 + 20 ÷ 4
3
Are these two fractions proportional? 5/7 and 30/35
No
Simplify:
-2x + 3(4x - 2)
10x - 6
Area of a triangle with base 9 and height 4.
18 units2
18 out of 41 teachers are wearing jeans. What percent of teachers are NOT wearing jeans? Round to the nearest tenth.
56.1%
What is -6.6 ÷ 3
-2.2
Solve for x:
x/11 = 3/33
x = 1
Solve for x:
-5(2x - 3) = 45
x = -3
Area of a circle with radius 6
113.097 units2 OR 113.04 units2
What's the probability of rolling a 1 two times in a row on a standard dice? Write your answer as a percent rounded to the nearest tenth.
2.8%
What is -25 + 23 ÷ 2 - 9
-30
If a tree has a shadow of 19 feet, and your shadow is 8 feet (you are 5 feet tall), how tall is the tree?
11.875 feet
Solve for y:
4y + 6 = -3y - 22
y = -4
Circumference of a circle with radius 7
43.98 units OR 43.96 units
There are 12 skittles and 4 are purple. What's the probability of choosing a purple one, replacing it, and choosing another purple one? Write your answer as a reduced fraction.
1/9
What is 54 ÷ -50
-12.5
You are 5.5 feet tall and your shadow is 11 feet long. A palm tree has a shadow of 25 feet. How tall is the palm tree?
12.5 feet
Solve for z:
-13z + 4 + z = 8z - 36
z = 2
What is the diameter of a circle whose circumference is 53.38 units (use 3.14 for pi)?
17 units
There are 12 skittles and 4 are purple. What's the probability of choosing a purple one, eating it (not repacing it), and then choosing another purple one? Write your answer as a reduced fraction.
1/11