Solve the following problem:
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Solve the following problem:
Remember that we are dividing a positive number by a negative number, so the result must be a negative number.
We will divide both the numerator and the denominator by the highest number that both are divisible by.
In this case, that number is 7
We will divide the fraction as follows:
Write the fraction shown in the picture, in words:
The sign rule says that when you divide numbers with different signs (one negative, one positive), the result is always negative. Since -70 is negative and 7 is positive, .
Use this simple rule: Same signs = positive, Different signs = negative. Since -70 and 7 have different signs, your answer must be negative!
Yes! That's actually a great strategy. First divide the absolute values: 70 ÷ 7 = 10. Then apply the sign rule to get -10.
If both numbers are negative, like , the answer would be positive 10 because negative ÷ negative = positive (same signs).
Multiply your answer by the divisor: . If you get back to the original dividend (-70), your answer is right!
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