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Still Confused?

Try reviewing these fundamentals first.

Still Confused?

Try reviewing these fundamentals first.

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Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started Now- Intro Lesson14:48
- Lesson: 1a2:46
- Lesson: 1b2:05
- Lesson: 1c2:29
- Lesson: 2a4:53
- Lesson: 2b0:54
- Lesson: 2c0:49
- Lesson: 32:10
- Lesson: 4a1:22
- Lesson: 4b1:11
- Lesson: 54:31

In this section, we will learn the multiplication of positive and negative integers. At the beginning, diagrams will be used to help us getting familiar with the concept. We will then practice more with actual numbers.

Related concepts: Order of operations (PEMDAS), Using exponents to describe numbers, Exponent rules,

- IntroductionIntroduction to integer multiplication
- 1.Write the multiplication statement for each diagram.a)

b)

c)

- 2.Solve.a)(-4)×(+6)b)(+7)×(+3)c)(-2)×(-9)
- 3.Dave can do 15 sit-ups in one minute. How many sit-ups can he do in 8 minutes?
- 4.A building has 8 stories above ground and 4 stories below ground. Each story has a height of 5m.a)What is the total height of the building above ground?b)What is the total depth of the building below ground?
- 5.Mary spends $30 per week on meals for a year. Sally spends $125 per month on meals for a year. Who spends more money on meal, and by what amount?

We have over 870 practice questions in Pre-Algebra for you to master.

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