What is 99 minus 4/8?

You can subtract the fraction 4/8 from the whole number 99. In this article, I will guide you on how to subtract fractions from whole numbers. We will use 99 minus 4/8 as an example so that you can use the same concept to solve similar problems. 99 minus 4/8 can be represented mathematically as 99 –4/8.

If you are in a hurry the answer to 99 – 4/8 is 98 1/2.

Before we learn how to solve 99 – 4/8 we need to look at the parts of a fraction first. 4 is the numerator while 8 is the denominator. Here are the steps to solve a whole number minus fraction calculation.

How to solve 99 – 4/8

There are two methods to solve 99 – 4/8, the LCM method, and the cross-multiplication method

How to solve 99 – 4/8 using the cross multiplication method

We will use the cross multiplication method to solve 99 – 4/8

Step 1:

Convert the whole number to a fraction so that we can have an even equation. Every number divided by 1 is equal to the number itself. So 99 as a fraction can be represented by

99/1

Step 2:

Write the new problem

99/1 – 4/8

Step 3:

Multiply the first numerator by the second denominator

99 × 8

Step 4:

Multiply the first denominator by the second numerator

1 × 4

Step 5:

Multiply both denominators

1 × 8

Step 6:

Subtract the answer in step 4 from the answer in step 3 then divide it by the answer in step 6

99 × 8 – 1 × 4/1 × 8

Step 7:

Write the answer in its simplest form

98 1/2

Thus 99 – 4/8 using the cross-multiplication method is 98 1/2

How to solve 99 – 4/8 using the LCM method

Step 1:

Convert the number into a fraction by dividing it by 1

99/1

Step 2:

Make the denominators equal by multiplying the smallest number by the LCM in form of a fancy form of 1

99/1 × (8/8) – 4/8

Step 3:

Subtract the numerators of the two fractions. (Note that the LCM becomes the new denominator) Thus you can subtract directly any two fractions that share the same denominator. Write the answer in its simplest form.

792/8 – 4/8

= 98 1/2

Thus 99 – 4/8 using the LCM method is 98 1/2