5/8+1/4=,8-3,7=, 4/7*7/8=, 4целых2/7: 1целое1/7=, - вопрос №4398492581483747784271174873 от Rin1111 29.07.2021 21:47

Question

Алгебра: 5/8+1/4=,8-3,7=, 4/7*7/8=, 4целых2/7: 1целое1/7=, 4,8: (7+3в квадрате)=, 3/7m+2/7m+4/7m-2/7m. если. а) m=9/13,б)m=18

Rin1111 · Answer

5/8 + 1/4 = 5/8 + 2/8 = 7/88 - 3,7 = 4,34/7 * 7/8 = (1*1)/(1*2) = 1/24 2/7 : 1 1/7 = 30/7 : 8/7 = 30/7 * 7/8 = (15*1)/(1*4) = 15/4 = 3 3/44,8 : (7 + 3 * 3) = 4,8 : 16 = 0,33/7m + 2/7m + 4/7m - 2/7m = 7/7m = m...