Question

write down all the factor pairs of 48

Answer 1

The factor pairs of 48 are:
1 times 48
2 times 24
3 times 16
4 times 12
and 
6 times 8

Factor pairs are numbers that you multiply in order to get a certain answer. In this case, that answer is 48

Answer 2

48 divide by 1 and get 48
1 and 48 is a factor pair

48 divide by 2 and get 24
2 and 24 is a factor pair

48 divide by 3 and get 16
3 and 16 is a factor pair

48 divide by 4 and get 12
4 and 12 is a factor pair

48 divide by 6 and get 8
6 and 8 is a factor pair

pars are
1,48
2,24
3,16
4,12
6,8