96+47=(96+4)+43=100+43=143

75+98=(75+25)+73=100+73=173

88+95=(88+12)+83=100+83=183

57+198 = 198+57 = (198+2)+55 = 200+55 = 255

296+25 = (296+4)+21 = 300+21=321

397+44=(397+3)+41 = 400+41 = 441

а) 96+47=96+(47+3)=96+50+146

б) 57+198=57+(198+2)=57+200+257

в) 75+98=75+(98+2)=75+100=175

г) 296+25=(296+4)+25=300+25=325

д) 88+95=(88+2)+95=100+95=195

е)397+44=(397+3)+44=400+44=444