Multiplying and Dividing Fractions
Adding and Subtracting Decimals
Multiplying and Dividing Decimals
Ratios
Unit Rate
100
2 5/8 divide 3
7/8
100
0.57+12.891
13.461
100
When multiplying decimals you have to ___________________________.
line up the last digit.
100
How can you write a ratio in three ways?
:, to, as a fraction
100
800 words in 12 minutes (Round to the nearest tenth.)
66.7 words per minute OR 66.1 words / 1 minute
200
4/7 xx 5/4
5/7
200
56.001-24.87
31.131
200
45.71 xx2.3
105.133
200
Write a ratio of apples to fruit in one of the three ways.
10:16 or 10 to 16 or 10/16
200
3 pizzas for $21.99
$7.33 per pizza OR $7.33 / 1 pizza
300
12 3/4 xx 4 2/3
59 1/2
300
When adding or subtracting decimals you have to __________________.
Line up the decimal points.
300
98.1 xx 34.6
3394.26
300
3:9 or 3 to 9 or 3/9
300
Pira drives 825 miles to California. The trip takes him 17 hours.How many miles per hour is he driving? (Round to the nearest tenth.)
48.5 miles per hour OR 48.5 miles / 1 hour
400
8 7/8 divide 1 2/3
14 19/24
400
67.09-45.288
21.802
400
42.578 divide 4
10.6445
400
basketballs to tennis balls
400
Ned has scored 84 points in the first 6 games of the basketball season. How many points per game has Ned scored?
14 points per game or 14 points / 1 game
500
What is the trick for dividing fractions?
Keep, Change, Flip
500
1098.01+45.9932
1144.0032
500
249.67 divide 0.4
624.175
500
Find the ratio of pears to treats.
4 to 23
500
An above-ground swimming pool is leaking. After 1/2 hour the pool has leaked 7/8 of a gallon of water. How many gallons of water per hour is the swimming pool leaking?
1.75 gallons per hour or 1 3/4 gallons per hour