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Earn +20 ptsQ: Why does cross multiplying work?
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When multiplying mixed numbers how do you do a cross cancel?
someone help me on mathh)"
What is an algorithm for multiplying fractions?
Multiply straight across and cross reduce when necessary
Multiplying by 2 has the same result as dividing a number by 52 and then multiplying by 12?
It won't work for all numbers. I tried with 1 and got a 0.230769...
What number can be divided by 3 and 53 and is between 300 and 500?
OK, SO THE answer is 318 and 477. I got this by multiplying 3 and 53 and then multiplying it by 2 to get 318 and adding 159 to 318 (or multiplying 159 by 3) to get 477. Both of these work.
How do you work out the square root of 10?
There is no formula. You have to try multiplying all the numbers until you get 10.
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