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Big Ideas Math: Modeling Real Life, Grade 7
BI
Big Ideas Math: Modeling Real Life, Grade 7 View details
3. Converting Between Fractions and Decimals
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Exercise 3 Page 65

When dividing real numbers, the quotient will be positive if the signs are the same and it will be negative if the signs are different.

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Practice makes perfect

When dividing real numbers, the quotient will be positive if the signs are the same and it will be negative if the signs are different. cc Same Sign & Different Signs (+)÷ (+)=(+) & (+)÷(-)=(-) (-)÷(-)=(+) & (-)÷(+)=(-)In our case both numbers are negative, so the quotient will be positive.

- 42 ÷ (- 7)
DivToFrac

a÷ b=a/b

- 42/- 7
DivNegNeg

- a/- b=a/b

42/7
CalcQuot

Calculate quotient

6

We can verify this using a calculator.

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