PCSR REVIEW SERIES WEEK 5: Operations on Integers and PEMDAS

Below are the articles and videos that you should read and watch about operations on integers, order of operations, and PEMDAS. Exercises and problems will be posted soon. PART 1: OPERATIONS ON INTEGERS Articles How to Add Positive and Negative Integers How to Subtract Positive and Negative Integers How to Multiply Positive and Negative Integers How to… Read More »

Week 4 Review Answers and Solutions

Below are the solutions and answers to the Week 4 Practice Problems and Solutions. Practice Exercises 1 Note: In multiplying fractions, we multiply the numerator by the numerator of the other fraction, and then multiply the denominator by the denominator of the other fraction. For whole numbers, we can put 1 as the denominator. All fractions… Read More »

Week 4 Review: Practice Exercises and Problems

In the previous post, you have learned about multiplication and division of fractions. Now, let’s solve some exercises and problems. Practice Exercises 1 a.) 1/2 × 1/3 b.) 2/3 × 4/5 c.) 8 × 5/6 d.) 2 5/8 × 3 e.) 3 1/8 × 4/5 f.) 1 2/3 × 2 3/4 Practice Exercises 2 a.) 1/5 ÷… Read More »

PCSR REVIEW SERIES WEEK 4: Multiplication and Division of Fractions

Last week, you have learned about addition and subtraction of fractions. This week, we will be studying about multiplication and division of fractions. Below are the articles and videos that you should read and watch. Later, I will post exercises and problems. Articles How to Multiply Fractions How to Multiply Fractions Practice Test How to… Read More »

Week 3 Review Answers and Solutions

These are the answers and solutions to the Week 3 Practice Exercises and Problems. Solutions to Practice Exercise 1 a.) 2 1/5 + 3 2/5 We can add the whole numbers first, 2 + 1 = 3. Then, add the fractions: 1/5 + 2/5 = 3/5. We then combine the whole number and the fraction,… Read More »

Week 3 Review: Practice Exercises and Problems

In the last post, we learned about addition and subtraction of mixed fractions.  To test your knowledge about these topics, answer the exercises and word problems below. The answer answers and solutions will be posted soon. Practice Exercises 1 a.) 2 1/5 + 3 2/5 b.) 8 1/4 + 2 3/4 c.) 5 + 2… Read More »

PCSR REVIEW SERIES WEEK 3: Addition and Subtraction of Fractions

Last week, we have learned how to add and subtract fractions. In this post, we are going to learn about addition of mixed fractions. There are two strategies in addition and subtraction of mixed fractions. The first one is to add or subtract first the whole numbers (if possible), then add or subtract the fraction.… Read More »

Week 2 Review Answers and Solutions

Below are the solutions and answers to the Practice Exercises and Problems for the Week 2 Review on Addition and Subtraction of Fractions. Practice Exercises 1 Answers 1.) 3/5 2.) 2/5 3.) 4/7 4.) 2 5) 3/5 Practice Exercises 2 Convert the following improper fractions to mixed form. 1.) 3 3/5 2.) 1 5/7 3.)… Read More »

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