Oblicz: 4,25 + 1/2 = 5,68 - 3/8 = 7/8 x 4,8 = 1 i 3/4 : 0,2 = proszeee... na jutro. i poprosze tez te obliczenia.

a) 4,25+1/2 = 4,25+0,5 = 4,75 b) 5,68-3/8 = 5,68-0,375=5,305 c) 7/8*4,8=7/8*24/5=21/5=4,2 d) 1 3/4:0,2 = 1,75:0,2=8,75

4I1/4+1/2=4I1/4+2/4=4I3/4 5,68-3/8=5,68-0.375=-5,305 7/8*4,8=0,8755*4,8=4.2 1I3/4:0,2=7/4:2/10=7/4*10/2=70/8=8I3/4