Browse Tag: how to add decimals

Addition of Decimals Online Quiz 1

This is the first online math quiz on addition of decimals. In all the online quiz in Ph Civil Service Review, Quiz 1 is the easiest. As the quiz number gets higher, the questions become more difficult.

If you are not familiar with the steps in adding decimals, please read How to Add Decimals. In the quiz below, you will know if your answer is correct after each question. 

[WpProQuiz 7]

How to Add Numbers with Decimals

Now that we have finished learning fractions, we proceed to the learning about decimals. A decimal is another representation of numbers. For instance, the fraction \frac{1}{2} can be represented with 0.5 and the decimal 3 \frac{1}{5} can be represented with 3.2.

In this post, we are going to learn about addition of decimals. In learning decimals, there is just one simple rules: write the numbers, one under the other such that the decimal points are aligned.

Example 1: 3.02 + 80.401

In adding 3.02 and 80.401, the decimal part of the 80.401 has more digits that that of 3.02. But there is no number to the right of 2, so we can just put 0. Continue Reading