GOAL: I can divide positive and negative numbers without using a calculator |
Learning Standards |
Common Core Standard: 7.EE.1 |
Resources |
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Pages: 80 ─ 83
Practice on page 83,
#13-25 odds. |
RED BOOK Reference: Pages: 84 ─ 86
Practice on page 86,
#5, 7, and 17-25 odds. |
BLACK BOOK Reference:
Pages: 38 ─ 42
Practice on page 42,
#30-37 all. |
Lesson Vocabulary |
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Integer |
Positive and negative numbers that are not fractions and do not have decimals. |
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Strategies and Content Practice |
Begin (prepare) |
When two positive numbers are divided, is the answer positive or negative? 5 ÷ 7 = is the answer (+) or (─) When two negative numbers are divided, is the answer positive or negative? (─4) ÷ (─2) = is the answer (+) or (─) When a positive and a negative number are multiplied, is the answer positive or negative? (6) ÷ (─3) = is the answer (+) or (─) |
Engage |
The same rules we learned in multiplying integers apply to dividing integers.
When two positive numbers are divided, their answer is positive. Also, When two negative numbers are divided, their answer is positive. BUT, When a positive and a negative number are divided, their answer is negative.
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Assess (formative) |
After example problems and videos, try to solve the Practice Worksheets above. The answers to the practices are on the last page so you can check how well you are doing.
Please see me for more help if you are having difficulty with the practices. |
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