5 1/10 divided 6 2/5

So, first, to make things easier, you should convert these mixed fractions into improper fractions so it's easier to deal with later. The improper fractions will be 51/10 divided by 32/5.

Since you're are dividing fractions, there is a rule when dividing fractions, you have to multiply the number by the reciprocal, meaning the second fraction needs to be flipped and the divide signs will turn into a multiply sign. It will be:

51/10 times 5/32

This is the time where you simply where you can:

51/2 times 1/32

After simplifying, you times the numerator together (the top number of the fraction) and the denominator (the bottom number of the fraction).

=51/64