Question 874305
The way you are asked to do this is not very convenient.  91=7*13 and 35=7*5.


Multiple_____Value_____Value
1____________91_________35
2____________182________70
3____________273________105
4____________364________140
5____________455________175
.
.
this becomes tiring very quickly.


Why not just examine the factorizations?  You need {{{5*7*13=highlight(455)}}} which is 35*9 and 91*5.