Question

Pedro simplified four over seven divided by five over eight.; his work is shown below. Identify where he made his error.

Original division problem: four over seven divided by five over eight.

Step 1: four over seven multiplied by eight over five.

Step 2: four times five over seven times eight.

Step 3: twenty over fifty-six.

Step 4: five over fourteen.

Answer 1

really need help on this one

Answer 2

wel the error the denominators arent the same

Answer 3

so what step is it

Answer 4

(4/7) / (5/8)
when dividing fractions, you just flip what you are dividing by, then multiply.
step 1 : 4/7 * 8/5 --- this is a correct step
step 2 : mistake here....it should be : (4 * 8) / (7 * 5)
the rest will be wrong because he got the numbers wrong

Answer 5

thanks

Answer 6

no problem :)