16.32*0.00635/0.0482
1.632*10^1 * 6.35*10^-3 / 4.82*10^-2
= (1.632*6.35/4.82) * 10^(1-3+2)
= (1.632*6.35/4.82) * 10^0
= (1.632*6.35/4.82) * 1
now do your base 10 log thing
remember log 10^x = x
so log 1 = 0
log (answer)=
log 1.632 + log 6.35 - log 4.82 + 0