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Lesson Topics Discussion Quiz: Class Homework

Example1

Title: Percentage Decrease

Grade Lesson s3-l4

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

Examples

Topics → Definition Example1

Find 75 was increased by 6%.

Step: 1

Firstly, the percent of fractional multiple.
\$6% of 75\$

Explanation:

Here \$6% \times 75\$.

Step: 2

The percentage sign % means percent, equivalent to the fraction of \$1/(100)\$.
\$(6/100) \times 75\$.

Explanation:

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

Step: 3

After simplification,\$(6 \times75)/ (100)\$ = 4.5.

Explanation:

After performing the calculation, the result is 4.5.

Step: 4

Add the result from 1c to the original value i.e., 75 + 4.5 = 79.5.

Explanation:

The percentage value has increased to 79.5.