Probability
Converting Probability
Simplifying
Adding and Subtracting Fractions
Vocabulary
100

Logan has a bag of marbles. In the bag he has 14 pink, 7 yellow, 4 orange, 8 white, and 6 aqua.

What is the probability of picking a white marble?

1/5

100

What is 25/100 as a percent?

25%

100

Simplify this fraction

105/105

1 Whole

100

Add the fractions

5/12 +  3/12

2/3

100

What is the definition of Denominator?

The bottom number of a fraction

200

Logan has a bag of marbles. In the bag he has 14 pink, 7 yellow, 4 orange, 8 white, and 6 aqua. The orange marbles and the aqua marbles are his sisters FAVORITE.

What is the probability of picking either of these colors?

1/4

200

What is 30% as a decimal?

0.30

200

Simplify this fraction

35/80

7/16

200

Subtract the fractions

17/20 - 7/20

1/2

200

What is an equivalent fraction?

Fractions that represent the same value using different numbers

Same size pizza, different number of slices

300
Britney has 30 nail polishes. She blindly picks a random color every time she does her nails. This year she has picked blue 2 times, pink 6 times, green 4 times and glitters 8 times.


What type of probability is this?

Experimental Probability
300

What is 4/5 as a percent?

80%

300

Simplify this fraction 

45/40

1 1/8

300

Add the fractions

3/8 + 3/4

1 1/8

300

What does it mean to simplify a fraction?

To find the LOWEST possible equivalent fraction

400

If I flip a quarter 20 times and I get HEADS 18 times, does this mean that the theoretical probability is NOT actually 1/2? Yes or no and EXPLAIN

The theoretical probability is still 1/2, the LUCK of heads is just coming up more often in this experiment. If you continued to flip the coin, eventually tails would come up more.

400

What is 7/20 as a decimal?

0.35

400

Simplify this fraction

36/5

7 1/5

400

Subtract the fractions

45/16 - 2/4

45/16 - 8/16

2 5/16

400

What is theoretical probability?

The mathematical probability of an event occurring in theory

500

What is the probability of Ms Holmquist drinking coffee in the morning?

Write your answer as a PERCENT

100%

500

What is 0.20 as a fraction?

*don't forget to simplify!!!*

1/5

500

Simplify this fraction

84/16

5 1/4

500

Add the fractions

6/7 + 8/9

1 47/63

500
What is experimental probability?

The results/data for actually doing a probability experiment