How to Subtract Integers Part 1

In this video, we are going to learn how to subtract integers. In doing this, we are going to use what we have learned in adding integers and convert subtraction sentences to addition sentences.

Watch the video above and then answer the Practice Exercises below.

Practice Exercises

1.) 4 – 8

2.) – 12 – 6

3.) 7 – (-9)

4.) – 3 – (- 12)

5.) 0 – 17  Continue reading

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How to Add Integers Part 3

In Part 1 and Part 2 of this series, we learned how to use the number line and positive and negative chips to add integers. In this video, we will learn how to add integers where the given has more than two addends. Watch the video above and then answer the Practice Exercises.

Practice Exercises

1.) 8 + 2 + (-22)

2.) 15 + (-4) + (-3)

3.) – 14 + (- 5) + (-3)

4.) 12 + (-3) + (-9)

5.) -11 + 2 + (-6)

Answers to Exercises  Continue reading

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How to Add Integers Part 2

In the previous video, we learned how to use the number line and positive and negative chips to add integers. In this video, we continue our discussion. We will have more worked examples on adding integers. Watch the video above and answer the practice exercises.

Practice Exercises

1.) 25 + (-10)

2.) – 60 + (-4)

3.) – 34 + 15

4.) 37 + 9

5.) – 45 + 0  Continue reading

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How to Add Integers Part 1

In this video, we are going to use the number line to illustrate addition of integers. We are also going to represent the integers are positive and negative chips to illustrate addition.

Watch the video above and answer the Practice Exercises.

Practice Exercises

1.) 12 + (-5)

2.) -9 + (-4)

3.) -15 + 8

4.) 11 + 8

5.) 0 + (- 3)

6.) 6 + (-6)

Answers to Practice Exercises  Continue reading

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How to Divide Numbers with Decimals

After learning addition, subtraction, and multiplication of numbers with decimals, let us now learn how to divide numbers with decimals. The easy method of doing this is by multiplying both the dividend and divisors of the decimals being divided to eliminate the decimal point. Watch the Tagalog video above to learn this method and then answer the exercises below.

Practice Exercises

1.) 2.8 ÷ 0.2

2.) 12 ÷ 0.5

3.) 0.065 ÷ 0.13

4.) 8.04 ÷ 3

5.) 1.26 ÷ 0.3

Answers to Practice Exercises  Continue reading

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