7th Grade Math STAAR Review

Front

What is the equation to find the number of additional quarters Ashton needs if he has $0.75 and needs $1.50?

Back

1.5 = 0.25q + 0.75

Front

If 7 out of 10 students carry backpacks, how many out of 700 students are expected to carry backpacks?

Back

490

Front

What is the probability of selecting a blue paper clip from a cup with 7 pink and 3 blue paper clips, followed by selecting an orange paper clip from a cup with 3 black, 1 red, and 6 orange paper clips?

Back

9/50

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.

Front

What are supplementary angles?

Back

Two angles that add up to 180 degrees.

Front

If two angles are complementary and one angle is 85 degrees, what is the measure of the other angle?

Back

5 degrees.

Front

What is the formula for calculating probability?

Back

Probability = (Number of favorable outcomes) / (Total number of outcomes).

Front

If a cup has 10 paper clips (7 pink, 3 blue), what is the probability of selecting a blue paper clip?

Back

3/10.

Front

What is the total number of angles in a triangle?

Back

180 degrees.

Front

If x + y = 90 and x = 25, what is y?

Back

y = 65.