а) 1 9/16 + 28/29 = (16+9)/16 + 28/29 = 25/16 + 28/29 = (2529 + 1628)/(16*29) = (725 + 448)/464 = 1173/464
б) 37/53 + 25/48 = (3748 + 5325)/(53*48) = (1776 + 1325)/2544 = 3101/2544
в) 1 1/14 + 2 8/17 = (14+1)/14 + (172+8)/17 = 15/14 + 42/17 = (1517 + 4214)/(1417) = (255+588)/238 = 843/238 = 3 129/238
г) 1 1/6 + 1 13/45 = (6+1)/6 + (451+13)/45 = 7/6 + 58/45 = (745 + 586)/(645) = (315+348)/270 = 663/270 = 2 123/270 = 2 41/90
д) 2 2/7 - 1/2 = (27+2)/7 - 1/2 = 16/7 - 3/6 = (166 - 37)/(76) = (96 - 21)/42 = 75/42 = 25/14
е) 1 11/36 - 1 3/29 = (36+11)/36 - (29+3)/29 = 47/36 - 32/29 = (4729 - 3236)/(36*29) = (1363 - 1152)/1044 = 211/1044 = 19/94
а) 1 9/16 + 28/29 = (16+9)/16 + 28/29 = 25/16 + 28/29 = (2529 + 1628)/(16*29) = (725 + 448)/464 = 1173/464
б) 37/53 + 25/48 = (3748 + 5325)/(53*48) = (1776 + 1325)/2544 = 3101/2544
в) 1 1/14 + 2 8/17 = (14+1)/14 + (172+8)/17 = 15/14 + 42/17 = (1517 + 4214)/(1417) = (255+588)/238 = 843/238 = 3 129/238
г) 1 1/6 + 1 13/45 = (6+1)/6 + (451+13)/45 = 7/6 + 58/45 = (745 + 586)/(645) = (315+348)/270 = 663/270 = 2 123/270 = 2 41/90
д) 2 2/7 - 1/2 = (27+2)/7 - 1/2 = 16/7 - 3/6 = (166 - 37)/(76) = (96 - 21)/42 = 75/42 = 25/14
е) 1 11/36 - 1 3/29 = (36+11)/36 - (29+3)/29 = 47/36 - 32/29 = (4729 - 3236)/(36*29) = (1363 - 1152)/1044 = 211/1044 = 19/94