Question

Mam do rozwiazania te przyklady: 8-(4,25+1 3/4)razy 1/30= 10-(6,25-1 1/4)razy 1/30=

Answer 1

8-(4,25+1 3/4)razy 1/30= 8-(425/100+7/4)*1/30=8-(17/4+7/4)*1/30=8-24/4*1/30=8-4*1/30=8-4/30=120/15-2/15=118/15
10-(6,25-1 1/4)razy 1/30=10-(625/100-5/4)*1/30=10-(25/4-5/4)*1/30=10-20/4*1/30=10-5*1/30=10-5/30=10-1/6=60/6-1/6=59/6