Decimal Operations
Tables
Equivalent Ratios
Rates
Unit Rates
100
Find each value:
12.3 + 2.4=
12.5-6=
2.3 x 3=
12.3 + 2.4=14.7
12.5-6=6.5
2.3 x 3=6.9
100
Chad is making grits for his family. Below shows how many cups of water he needs to add for every cup of grits. How many cups of water are needed for 5 cups of grits?
15 cups
100
In the sixth grade, there are 8 girls to every 10 boys. Write another equivalent ratio.
4/5, 16/20, 24/30, 32/40, 40/50, 48/60, 56/70, 64/80, 72/90...
100
Rachel mows 5 lawns in 8 hours. At this rate, how many lawns can she mow in 40 hours?
25 lawns
100
It snowed 80 inches of snow over 10 days. What is the unit rate of snow per day?
8 inches per day
200
What is 124.56 x 2.8?
124.56 x 2.8= 348.768
200
The ratio table below shows the relationship between the number of hamburgers and the cost in dollars to buy those hamburgers. Complete the table by finding the cost of 18 hamburgers.
$36
200
While at the pet store, Kathy counted the number of animals at the store. For every 5 dogs in the store, there were 4 cats. Identify the equivalent ratios of cats to dogs.
8:10, 12:15, 16:20, 20:25, 24:30, 28:35, 32:40, 36:45, 40:50...
200
Bobby catches 8 passes in 3 football games. At this rate, how many passes does he catch in 15 games?
40 passes
200
There are 63 peaches in 7 bowls. What is the unit rate of peaches per bowl?
9 peaches per bowl
300
What is 176.1 divided by 7.5?
176.1 divided by 7.5 = 23.48
300
Michael is making a sports drink from a powered mix. The table below shows the amounts of powdered mix and water needed to make the sports drink. How many scoops of powdered mix would Michael need if he uses 52 ounces of water?
13 scoops
300
The ratio of orange marbles to green marbles is 3:2. Identify another equivalent ratio of orange to green marbles.
6:4, 9:6, 12:8, 15:10, 18:12, 21:14, 24:16, 27:18, 30:20
300
Five boxes of crackers cost $9. At this rate, how much do 20 boxes cost?
$36
300
Five pounds of potatoes cost $10. What is the unit rate of potatoes for each pound?
$2
400
What is 23.5 x 8.31 + 10.1?
Remember to use PEMDAS!
205.385
400
A tutor charges $20 for two hours of tutoring. Using the table below, how much would the tutor charge for nine hours?
$90.00
400
In the dodgeball game, the teacher to student ratio was 1:3. What would be an equivalent ratio of teachers to students if there were 27 students?
9:27
400
It takes a jet 2 hours to fly 1,100 miles. At this rate, how far does it fly in 8 hours?
4,400 miles
400
Ronald spends $42 for 12 gallons of gas. What is the unit rate or price for the following ratio?
$3.50
500
What is (14.5 x 6.2) + (236.4 divided by 0.2)?
1271.9
500
The amount of water in a bathtub that is getting filled is shown in the table below. What is the missing value in the table?
1500 milliliters
500
Chrissy has 7 teal bracelets and 12 black bracelets in her jewelry box. If she has 133 bracelets total, how many are teal?
She would have 49 teal bracelets since 49:84 = 7:12 and 49 + 84 =133 total.
500
It takes Jill 2 hours to run 14.5 miles. At this rate, how far could she run in 3 hours?
21.75 miles
500
There are 480 hours of work in 12 weeks. What is the unit rate of hours per week?
40 hours