Subtraction of Fraction Quiz 1

This is the first quiz in the series of quizzes on subtraction of fractions. If you have forgotten or have not learned subtraction of fractions yet, you can read How to Subtract Fractions, take the practice test, and see if your solutions and answers are correct.

In the quiz below, the answer is revealed after you answer each question. Correct answers are highlighted with green color. In case you made a mistake, your answer will be highlighted red.

Choose the correct answer. All answers must be in lowest terms.

How to Change Your Forum Password

In the previous post, I mentioned one good news — that you can now participate in the Forum page of this website. In that page, you can ask questions and also answer questions made by other participants. The page is still in the testing phase, but you can already use it.

To use the Forum, you have to register (how?), and upon registration, a password is sent to you via email. That password is quite long and it is hard to remember, so you might want to change it. Here are the steps.

How to Change Your Password

1.) Go to the login page» Read more

You can now ask questions on the Forum page!

As part of making this site more interactive, I have created a forum page where users of this site can ask questions or answer questions by other users as well. However, before you can use the forum, you need to register. If you have registered, you can login and then ask or answer questions. Don’t worry, it’s FREE.

As of now, the forum is still in beta phase (testing phase), so you can’t really expect your questions to be answered immediately. As we gain more members, we will have more persons who will answer the questions.

How to Register (Taglish)

1.) Mag-register dito.   Sa pagreregister, hihingan kayo ng login name at email. Ito na ang gagamitin ninyo palagi kung magpopost kayo sa forum. » Read more

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. 

Note: All answers with no whole numbers must have 0 before the decimal point. For example, .5 must be written as 0.5.

Good luck! No calculator please. 🙂

Addition of Fractions Online Quiz 2

To those who want to test their skills on addition of fractions, you can take the online quiz below. This is a 10-item test with no time limit. You can immediately check if your answer is correct or not.

If the result of your score is not very good, you might want to read How to Add Fractions  and take the Practice Exercise with complete solutions. You might also check out the first online quiz on addition of fractions. It is slightly easier.

Rules: All answers must be in lowest terms and/or mixed fractions.

No calculator please. 🙂

How to Solve Coin Problems Part 2

I have already introduced how to solve coin problems, so in this post, we solve more problems about it. Coin problems involve problems consisting coins, bills, and of course, any object of value. We have already solved 2 problems in the previous post, so we continue with the third problem.

Problem 3

A box contains 32 bills consisting of Php20 and Php50. The total amount of money in the box is 1000 pesos. How many bills of each kind are there?

Note: For my readers from other countries, Php means Philippine pesos. » Read more

Video: How to Subtract Integers

This math video is a supplement material How to Subtract Integers.  In this video, I have explained how to convert a subtraction problem into addition problem in order to simplify it. This way, you only have to master addition of integers.

The idea is that all numbers that are of the form a - b can be converted into a + (-b).  Therefore, any subtraction can be converted into an addition problem. Watch the video to understand this strategy.

This video is in Taglish. For more Taglish math video, visit the Video Tutorials page.

Inspiring Comments From You – Thank You!

I have collected several comments from this blog at nakakatuwa at nakakataba ng puso na naappreciate nyo ang These comments inspire me to write more.

Marami pa akong nakalinyang topics na isusulat. Kahit pasado na kayo sa Civil Service Exam, I am encouraging you to read them. Puntahan nyo rin ang, maraming tagalog math videos doon kung gusto nyo mag-aral ng math.

Ang pagaaral, lifetime yan. Hindi yan nagtatapos pag-graduate ng college. Pag marami kayong alam, marami kayong matutulungan (believe me, knowledge is really power). Kung single kayo, magagamit nyo yan later sa mga anak ninyo or kung kailangan nyo ng part-time job, pwede kayo magtutor kung alam nyo ang Math at English. Pag bihasa kayo sa Math and English, any exam na i-take ninyo in the future, hindi kayo masyadong mahihirapan.  » Read more

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