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Lesson Topics Discussion Quiz: Class Homework

Example1

Title: Measurement

Grade Lesson s3-p1

Explanation: The best way to understand PSAT-4 is by looking at some examples. Take turns and read each example for easy understanding.

Examples

Topics → Definition Example1 Example2 Example3

Calculating a 6% Decrease of 75.

Step: 1

Firstly, the percent of fractional multiple.

The percentage sign % means percent, equivalent to the fraction of \$1/100\$:

\$6/100×75\$

Explanation:

Here 6% × 75. In this step, drop the % symbol and divide by 100 to convert a percentage into a fraction number.

Step: 2

After simplification, \$6/100 × 75\$ = 4.5.

Subtract the result 4.5 to the original value i.e.,75 - 4.5 = 70.5.

Explanation:

After performing the calculation, the result is 4.5.The percentage value has decreased to 70.5.