Question

стр 68 номер 342 4)5 1/16- 1 1/8*(5/6+3/14)

Answer 1

5 1/16-1 1/8(35/42+9/42)=5 1/16-1 1/8*44/42=5 1/16-9/8*44/42(сокр)=81/16-33/28=2268/448-528/448=1740/448сокр на4=435/112=3  99/112