10 - or 3 3 3 3 3 3 3 3 3 6 6 6 6 6 6 6 6 6 6 9 9 9 9 9 9 9 9 9 9 x x x x x x x x x x x x x x x x x x x x x x x x x x x x x 2 3 4 5 6 7 9 10 = 1 3 4 7 8 9 10 1 3 5 7 9 10 = www.tabuada. 5 5 5 5 5 5 5 5 5 8 8 8 8 8 8 8 8 8 8 x x x x x x x x x 3 5 7 9 10 = tabuada. x x x x x x x x x x
Nome: COMPLETE A TABUADA 10 = 10 - 4 4 4 4 4 4 4 4 4 7 7 7 7 7 x x x x ...
The flow rate increases 100-fold (one hundred-fold) Would be a more idiomatic way of saying this, however, the questioner asks specifically about the original phrasing. The above Ngram search would suggest that a one hundred has always been less frequently used in written language and as such should probably be avoided. Your other suggestion of by one hundred times is definitely better than a ...
As you note, "percent" means "for every hundred," so there is nothing at all wrong with percent values greater than 100 when discussing proportions, e.g. profits increased by 120%. Like fractions, however, percent values are longer to express than multiples, so for values much greater than 100 you may hear them less frequently: