He learns it later on in the manga. Part two I think.
Two times one is two.
Two and one half times.
Two times longer than one foot
A canter on a horse is done three times. " One, Two, Three." "One, Two, Three."
5 times, with a remainder of 52.
There can be as many as two full moons in one month. The cycle of the full moon is 28 days. It rarely happens two times in one month.
two to three times a year
One to two times is healthy.
one or two times
Two goes into sixty-three thirty-one and a half times.
One or two
People usually lose the urge to do it after two or three times. You can do it as many times as you feel like doing it.
Two goes into eighty-one 40.5 times.
Two will go into forty two twenty one times.
One hour provided the two times are in one day.
One - along with two leftovers.
about one or two weeks.