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how do you divide 10 by -2?
First you divide 10 by 2. Then you put a negative sign in front of the answer.
The rule for multiplication and division is that if there are an even number of negative signs, the result is a positive number, if there are an odd number of negative signs, the result is a negative number. Remember that 0 is an even number, so if there are no negative signs, the result is positive.
Divide by 2 32 / 40 = 16 / 20 Divide by 2 16 / 20 = 8 / 10 Divide by 2 8 / 10 = 4 / 5 Answer: 4 / 5
2/10 divide both by 2 2/2 = 1 10/2 = 5 Answer: 1/5
40
The idea is to divide 10 by (1/2). Half is the same as 0.5. if you divide 10 by 0.5 on a calculator, you get 20
-40