8 42/50 = 442/50
5 88/90 = 538/90
8 42/50=8*50+42/ 50=442/ 50=221*2/ 25×2=221/25
5 88/90=5*90+88/ 90=538/ 90=269×2/ 45*2=269/45
объяснение:
8 42/50 = 442/50
5 88/90 = 538/90
8 42/50=8*50+42/ 50=442/ 50=221*2/ 25×2=221/25
5 88/90=5*90+88/ 90=538/ 90=269×2/ 45*2=269/45
объяснение: