(32+68):10:(5+3x4+3-10):1

Răspuns :

100:10:(5+12+3-10):1
10:(20-10):1
10:10:1=1:1=1
=100÷10÷(5+12+3-10)÷1
=10÷(17+3-10)÷1
=10÷(20-10)÷1
=10÷10÷1
=1÷1
=1