Fraction, Decimal, and Percentage Conversions

This video tutorial covers various math problems that might appear on a plumber's or pipe fitter's apprenticeship aptitude test. It begins with converting fractions to percentages, followed by converting percentages to decimals. The video then addresses word problems involving percentages and distances, and concludes with an explanation of square roots. The tutorial provides step-by-step solutions and emphasizes understanding common fractions and square roots.

What is the main focus of the video?

• Science experiments

• History of plumbing

• Literature analysis

• Math for plumbers and pipe fitters

How do you convert a fraction to a percentage?

• Subtract 100 from the fraction

• Divide the numerator by the denominator and then multiply by 100

• Multiply by 100

• Add 100 to the fraction

What is the first step in dividing 5 by 6?

• Multiply 5 by 6

• Add 5 and 6

• Divide 5 by 6

• Subtract 6 from 5

What is the decimal representation of 5/6?

• 0.6

• 0.75

• 0.5

• 0.833

How do you convert a decimal to a percentage?

• Move the decimal two places to the left

• Add 10 to the decimal

• Move the decimal two places to the right

• Subtract 10 from the decimal

What is 0.833 as a percentage?

• 833%

• 8.33%

• 0.833%

• 83.3%

How do you convert 112.5% to a decimal?

• Subtract 1 from the percentage

• Add 1 to the percentage

• Move the decimal two places to the left

• Move the decimal two places to the right

What is 112.5% as a decimal?

• 0.1125

• 11.25

• 112.5

• 1.125

If Tom sold 75% of his farm and that was 150 acres, how many acres was the farm originally?

• 100 acres

• 200 acres

• 150 acres

• 250 acres

What equation would you use to find the total acres of Tom's farm?

• 0.75 * total = 150

• total / 0.75 = 150

• total - 0.75 = 150

• total + 0.75 = 150