Fraction Estimation
Fractions
Mixed Numbers
Time
Mixed Review
100
Fill in the blank to make the statement true. Fractions are usually rounded to the nearest __________ (whole, half, ten)
What is half
100
You completed 5/12 of your homework yesterday and 2/12 of it today. How much of your homework is complete?
What is 7/12
100
3 1/5 - 2
What is 1 1/5
100
240 min = ______ hours
What is 4 hours
100
Evaluate the expression. 15 + 5(8-3)
What is 40
200
Round 3/5
What is 1/2
200
What is 7/8 + 1/2? Simplify
What is 1 3/8
200
A marathon is 26 1/5 miles long. If a runner has already run 5 1/10 miles, how many more miles are left to run?
What is 21 1/10 miles
200
You went to a double-feature movie at the Imax. The first movie lasted 2 hours 14 minutes. The second movie was 1 hour 57 minutes. How long were both movies combined?
What is 4 hours 11 minutes
200
You are loading weights onto an exercise machine. You use four 20 pound weights, two 10 pound weights, and three 5 pound weights. What is the total weight?
What is 115 pounds
300
Round 2 1/4
What is 2
300
Monica has 9/10 of an hour for free time. If she spent 1/4 of an hour reading and 2/5 of an hour on the phone, how much free time does she have left? Simplify your answer.
What is 1/4
300
Your friend runs 100 meters in 12 1/3 seconds. You run 100 meters in 13 1/2 seconds. How much faster does your friend run 100 meters?
What is 1 1/6 seconds faster
300
Find the elapsed time. 10:25 pm to 11:06 am
What is 12 hours 41 minutes
300
You have a roll of 24 pictures developed and each picture is 15.24 centimeters long. How long will the pictures be if placed end-to-end>
What is 365.76 cm
400
You rode your bicycle 1 1/4 hours Saturday morning and 1 2/3 hours Saturday afternoon. Estimate how many hours you rode your bicycle Saturday.
What is about 3 hours
400
Evaluate the expression when x = 3/4, y = 5/6, and z = 1/3. Simplify your answer. x + y - z
What is 1 1/4
400
9 - 7 5/8
What is 1 3/8
400
Nurses that work third shift at one hospital arrive at 10:50 pm and leave at 7:10 am. How many hours are the nurses at the hospital?
What is 8 hours 20 minutes
400
A chain of paper clips that are linked together is 387.5 centimeters long. The length of each paper clip is 3.3 centimeters. About how many paper clips are in the chain?
What is about 118 paper clips
500
Mirna has $10 to spend on school supplies. She chooses pens that cost 3 3/4 dollars and pencils that cost 1 2/5 dollars. Estimate how much money she has LEFT for notebooks. Is it better for Mirna to have a high estimate or low estimate for how much money she has LEFT? Why?
What is about $ 4 or 5. It is better to have a low estimate because she may think she has more money left than she really does if she has high estimate for how much money is left.
500
8/9 - 5/7
What is 11/63
500
A trip to your friend's house is 15 1/3 miles. You have already traveled 8 4/5 miles. How much farther do you have to go to get to your friends house?
What is 6 8/15 miles.
500
Your family is planning a trip from Columbus, OH to Seattle, WA. Your flight departs the Columbus airport at 6:30 am. You live 20 minutes from the airport and want to arrive 1 1/2 hours before your flight. What time should you leave your house?
What is 4:40 am
500
A museum has groups of 48, 112, and 144 people scheduled for tours. Tour guides divide the groups into smaller groups of equal size, without mixing any of the groups. What is the greatest number of people in each group?
What is 16
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