Converting Decimals, Fractions, and Percentages

This video tutorial by Mr. CH is part of a math bootcamp series aimed at preparing students for the ATI exam. It covers essential topics such as converting between fractions, decimals, and percentages. The video provides step-by-step instructions and examples for each conversion type, including using mnemonics and long division. The tutorial emphasizes the importance of simplification and rounding in conversions and offers practical tips for using calculators effectively during exams.

What is the first step in converting a decimal to a percentage?

• Move the decimal point two places to the right.

• Divide the number by 100.

• Move the decimal point two places to the left.

• Add a zero to the end of the number.

If you have a decimal of 0.45, what is the equivalent percentage?

• 45%

• 0.45%

• 450%

• 4.5%

How do you convert 75% to a decimal?

• 7.5

• 0.075

• 75.0

• 0.75

What is the fraction form of the decimal 0.4?

• 4/10

• 2/5

• 1/4

• 4/5

Convert 3.28 to a fraction and simplify.

• 3 28/100

• 3 7/25

• 3 14/50

• 3 56/200

What is the decimal equivalent of the fraction 7/8?

• 0.88

• 0.87

• 0.78

• 0.875

Using long division, what is 23/50 as a decimal?

• 0.50

• 0.92

• 0.23

• 0.46

How do you convert the fraction 5/12 to a percentage?

• 50%

• 41.67%

• 42%

• 40.5%

What is the fraction form of 87%?

• 87/10

• 87/100

• 8.7/10

• 0.87/1