割り切る
1
to find a clear solution;to come to a clean decision;to give a clear explanation;to reason out;to conclude;to be pragmatic;to be practical
2
to divide exactly (without remainder);to divide evenly
９０の約数のうち、９でわり切れない数は何個あるでしょうか。
Among the divisors of 90, how many numbers are not divisible by 9?
Other forms
割切る 【わりきる】