Show:
Rates
Dividing Fractions
Area
Mean, Median, Mode
Distributive Property
100
What is "a ratio measuring 2 units at once" called?
A rate. (Often measures distance and time, Example: miles per hour)
100
What is the three-word "trick" for dividing fractions?
"Keep, change, flip" (Keep the first fraction the same, change divide to multiply, and flip the second fraction)
100
What is the area of a square with each side measuring 4 inches?
4 • 4 = 16 (square inches)
100
How do you find the range of a set of data?
Subtract the minimum (smallest number) from the maximum (largest number).
100
In the problem: 2(3 + 5) What is being multiplied by 2?
Both 3 and 5 (or 8).
200
If I travel 100 miles every 2 hours, how many miles per hour am I traveling?
50 mph
200
Solve: 2 ÷ 1/2 =
4
200
How do you find the area of a parallelogram?
Same as a rectangle: base times height (b•h)
200
How do you find the mode in a set of data?
The mode is the number that occurs the most.
200
Use distributive property to simplify: 2(h + 4)
2h + 8
300
What units are being measured when measuring a heart rate?
Beats and minutes (bpm: beats per minute)
300
Solve: 3/5 ÷ 1/5 =
3 (or 15/5)
300
How do you solve the area of a triangle?
(b•h)÷2 OR 1/2•b•h
300
How do you find the median in a set of data?
The median is the the middle number of an ORDERED set of data.
300
Use distributive property to solve: 10(2x + 14)
20x + 140
400
If I am looking at a graph, how will I tell which line is describing the fastest rate?
The steepest line is usually the fastest rate.
400
Solve: 2/3 ÷ 1/6 =
4 (or 12/3)
400
Solve the area of a triangle with a base of 10 and a height of 8.
10•8 ÷ 2 = 40 (square units)
400
What is another name for the mean?
The mean is also called the average.
400
Use distributive property to factor (add parentheses): 4t - 60
2(2t - 30) OR 4(t - 15)
500
If I hop at a rate of 2 meters per second, how long will it take me to hop 40 meters?
20 seconds
500
Solve: 5/8 ÷ 1/3 =
15/8 = 1 7/8
500
How do you find area of a trapezoid?
1/2h(a+b) (half the height, times the sum of the top and bottom)
500
How do you calculate the mean in a set of data?
The mean is calculated by adding up all the data and dividing by number of numbers in the data.
500
Use distributive property to simplify: 2x(5x + 6)
10x^2 + 12x (x^2 means "x squared")