4 ms·
In this case I would do 115 x 37 = 115 x (40-3) = 460 x 10 - 3 x 115 = 4600 - 345 = 4255 Since 15 x 3 and 15 x 4 are trivial calculations the only caveat is th
by lancebeet 9y ago
In this case I would do
115 x 37 = 115 x (40-3) =
460 x 10 - 3 x 115 =
4600 - 345 =
4255
Since 15 x 3 and 15 x 4 are trivial calculations the only caveat is the subtraction which isn't too bad.