Percent, Decimal, and Fraction Equivalents

The video tutorial explains how to use a one-hundredth grid to find decimal, fraction, and percent equivalents. It demonstrates counting shaded squares to determine values, converting these values into decimals and percentages, and simplifying fractions. The tutorial covers two examples: one with 78 out of 100 squares shaded and another with 142 out of 100 squares shaded, illustrating the process of conversion and simplification for each.

What is the purpose of using a one-hundredth grid in this lesson?

• To understand geometry

• To practice addition

• To learn multiplication

• To find decimal, fraction, and percent equivalents

How many complete rows are counted in the first grid?

• Eight

• Seven

• Six

• Five

What is the first step in finding the decimal equivalent using a grid?

• Multiplying the rows

• Adding the rows

• Subtracting the rows

• Counting the number of complete rows

What is the decimal equivalent of 78 out of 100?

• 0.87

• 0.78

• 0.68

• 0.88

What is the percent equivalent of 78 out of 100?

• 98%

• 88%

• 78%

• 68%

What is the simplified fraction of 78/100?

• 39/50

• 40/50

• 38/50

• 37/50

What operation is used to simplify the fraction 78/100?

• Subtraction

• Addition

• Multiplication

• Division

What is the first step in simplifying a fraction?

• Divide both the numerator and denominator by their greatest common divisor

• Multiply the numerator and denominator

• Subtract the numerator from the denominator

• Add the numerator and denominator

How many squares are completely filled in the new grid?

• 130

• 100

• 110

• 120

What is the decimal equivalent of a completely filled grid?

• 0.9

• 1.1

• 0.8

• 1.0