Math Review
Ratio, Rates, and Percents
Start
Math Review
How should I convert a decimal to a fraction?
Use the place value of the farthest right number as the denominator
Use the place value of the first digit and place it on the bottom.
Write a 100 as the denominator
👎
Oops, not correct
Use the place value of the farthest right digit to determine the denominator. If you struggle with remembering place values, make yourself a handy chart at the top of your paper (you can do this on a quiz too!)
Try again!
Math Review
What is 30% as a fraction?
100/300
30/100
0.3333/10
👎
Oops, not correct
To convert a percentage to a fraction, you simply add 100 as the denominator and remove the percent sign. If there are any fractions in the percent, you would need to change them to decimals first. Percentages are always given in relation to 100.
Try again!
Math Review
What is 0.6 as a percent?
6%
60%
0.6%
👎
Oops, not correct
Percentages are always in given in relation to 100, in other words they are proportional to 100. To convert a decimal to a percentage, you must multiply by 100, or move the decimal point two places to the right, making the number appear larger.
Try again!
Math Review
What is 2/5 as a percent?
40%
2%
25%
👎
Oops, not correct
Either go to decimal first by dividing, then convert to percent. OR you can create a ratio equation and cross multiply. See the notes on this if you are unsure!
Try again!
Math Review
If a car travels 30km per hour, how far would it get in 8.5 hours?
255KM
8.5KM
25.5KM
Math Review
If Lisa gets a 15% raise and she was making $150 per day, how much does she make per day now?
$172.5
$165
$152.5
Math Review
If Klaus ran 5km and walked 2km, how much of the total distance did he run?
50%
71.42%
65.98%
Math Review
BONUS
If shoes are on sale for $80 and they are advertised as 25% off, what was their price before the discount?
$20
$320
$106.67
🎉
Congratulations!
You're going to do great on tomorrow's quiz! Get a good night's sleep and look forward to winter break freedom!!!
Start over?
👎
Oops, not correct
Review the notes on this one and try again!
Try again!
Math Practice Quiz
Beth Nicholson
Created on December 13, 2022
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Transcript
Math Review
Ratio, Rates, and Percents
Start
Math Review
How should I convert a decimal to a fraction?
Use the place value of the farthest right number as the denominator
Use the place value of the first digit and place it on the bottom.
Write a 100 as the denominator
👎
Oops, not correct
Use the place value of the farthest right digit to determine the denominator. If you struggle with remembering place values, make yourself a handy chart at the top of your paper (you can do this on a quiz too!)
Try again!
Math Review
What is 30% as a fraction?
100/300
30/100
0.3333/10
👎
Oops, not correct
To convert a percentage to a fraction, you simply add 100 as the denominator and remove the percent sign. If there are any fractions in the percent, you would need to change them to decimals first. Percentages are always given in relation to 100.
Try again!
Math Review
What is 0.6 as a percent?
6%
60%
0.6%
👎
Oops, not correct
Percentages are always in given in relation to 100, in other words they are proportional to 100. To convert a decimal to a percentage, you must multiply by 100, or move the decimal point two places to the right, making the number appear larger.
Try again!
Math Review
What is 2/5 as a percent?
40%
2%
25%
👎
Oops, not correct
Either go to decimal first by dividing, then convert to percent. OR you can create a ratio equation and cross multiply. See the notes on this if you are unsure!
Try again!
Math Review
If a car travels 30km per hour, how far would it get in 8.5 hours?
255KM
8.5KM
25.5KM
Math Review
If Lisa gets a 15% raise and she was making $150 per day, how much does she make per day now?
$172.5
$165
$152.5
Math Review
If Klaus ran 5km and walked 2km, how much of the total distance did he run?
50%
71.42%
65.98%
Math Review
BONUS
If shoes are on sale for $80 and they are advertised as 25% off, what was their price before the discount?
$20
$320
$106.67
🎉
Congratulations!
You're going to do great on tomorrow's quiz! Get a good night's sleep and look forward to winter break freedom!!!
Start over?
👎
Oops, not correct
Review the notes on this one and try again!
Try again!