# Find Percents Using Mental Math Quiz

8 questions

### #1 of 8:Mild

Find percents using mental math

Use mental math to find the following percentages of 40:0%, 100%, 10%, 20% 5%, 30%, 35%, 135%

### #2 of 8:Mild

Find percents using mental math

Use mental math to find the following percentages of 80:0%, 100%, 10%, 20% 5%, 70%, 75%, 175%

### #3 of 8:Medium

Find percents using mental math

Use mental math to find the following percentages of 90:0%, 100%, 10%, 20% 5%, 50%, 55%, 155%

### #4 of 8:Medium

Find percents using mental math

Use mental math to find the following percentages of 600:0%, 100%, 10%, 20% 5%, 40%, 45%, 145%

### #5 of 8:Medium

Find percents using mental math

Use mental math to find the following percentages of 400:0%, 100%, 10%, 20% 5%, 50%, 55%, 155%

### #6 of 8:Medium

Find percents using mental math

Use mental math to find the following percentages of 50:0%, 100%, 10%, 20% 5%, 90%, 95%, 195%

### #7 of 8:Spicy

Find percents using mental math

Use mental math to find the following percentages of 28:0%, 100%, 10%, 20% 5%, 50%, 55%, 155%

### #8 of 8:Spicy

Find percents using mental math

Use mental math to find the following percentages of 42:0%, 100%, 10%, 20% 5%, 30%, 35%, 135%

In finding percents using mental math quiz, students can use a method of determining the percentage of a given number without using a calculator or other tools. This can be done by using mental math techniques such as estimation, rounding, and simplifying fractions. For example, to find 25% of a number, you can mentally divide the number by 4 (since 25% is the same as 1/4). To find 50% of a number, you can mentally divide the number by 2 (since 50% is the same as 1/2). To find 75% of a number, you can mentally divide the number by 4, then add half of the result (since 75% is the same as 3/4). You can share this amazing finding percent...

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Percents
6.RP.A.3.C

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Stephen Abate
19-year math teacher
Carmel, CA
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4-year math teacher
Summerville, SC
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Miami, FL
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### What teachers are saying about BytelearnWhat teachers are saying

Stephen Abate
19-year math teacher
Carmel, CA
Any math teacher that I know would love to have access to ByteLearn.
Jennifer Maschino
4-year math teacher
Summerville, SC
“I love that ByteLearn helps reduce a teacher’s workload and engages students through an interactive digital interface.”
Rodolpho Loureiro
Dean, math program manager, principal
Miami, FL
“ByteLearn provides instant, customized feedback for students—a game-changer to the educational landscape.”