After learning the operations on fractions in Review Guide 3 and Review Guide 4, let us turn our attentionto operations on decimals this week. In this tutorial, we are going to learn addition, subtraction, multiplication, and division. Here is your review guide from the week.

**PART I: MATHEMATICS**

A. Operations on Decimals

A.1 Videos

Lesson 1: How to Add Numbers with Decimals Part 1

Lesson 2: How to Add Numbers with Decimals Part 2

Lesson 3: How to Subtract Numbers with Decimals Part 1

Lesson 4: How to Subtract Numbers with Decimals Part 2

Lesson 5: How to Multiply Numbers with Decimals Part 1

Lesson 6: How to Multiply Numbers with Decimals Part 2

Lesson 7: How to Divide Numbers with Decimals Part 1

Lesson 8: How to Divide Numbers with Decimals Part 2

Lesson 9: How to Divide Numbers with Decimals Part 3

Lesson 10: How to Divide Numbers with Decimals Part 4

Lesson 11: How to Divide Numbers with Decimals Part 5

A.2 More videos

Lesson 1: How to Add Numbers with Decimals

Lesson 2: How to Subtract Numbers with Decimals

Lesson 3: How to Multiply Numbers with Decimals

Lesson 4: How to Divide Numbers with Decimals

A.3 Articles

Lesson 1: How to Add Numbers with Decimals

Lesson 2: How to Subtract Numbers with Decimals

Lesson 3: How to Multiply Numbers with Decimals

Lesson 4: How to Divide Numbers with Decimals

**PART II: ENGLISH**

A. Vocabulary

Civil Service Exam Vocabulary Review Part 5

Tip: Try to memorize the words and use it in your own words.

B. Grammar – The Perfect Progressive Tenses

Lesson 1: Present Perfect Progressive Tense

Lesson 2: Past Perfect Progressive

Lesson 3: Future Perfect Progressive

Enjoy!