in how many ways 10 can be the sum of 4 natural numbers?
10=1+2+3+4
10=1+1+1+7
10=1+1+2+6
10=1+1+3+5
10=1+1+4+4
10=2+2+2+4
10=2+2+3+3
and these permutations add up to 68 how to get other permutations?
how to solve this?
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Re: how to solve this?
i know the formula. i wanted to count by hands but could not find more than 68