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Example1

Title: Decimals

Grade Lesson s2-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

Convert \$2 4/5\$ into a decimal.

Step: 1

The first step to changing \$2 4/5\$ into a decimal is to change it to an improper fraction.

To do that, we need to multiply 2 by 5 and add its product to 4 in the numerator to get: \$14/5\$.

$1a$

Explanation:

To change fractions into decimals first, we have to change mixed fractions into improper fractions. To do that, we need to multiply the denominator(5) with a whole number (2) and add its product to the numerator(4), then we get \$14/5\$.

Step: 2

To convert fractions to decimals, you can use the division method.
Simply divide the numerator by the denominator.

$2a$

Explanation:

In this step, convert \$14/5\$ to a decimal by using the division method. Divide the numerator, which is 14, by the denominator, which is 5. The result of the division is 2.8.