а)5/16 (9 - 2 1/7)5/16 (63/7 - 15/7)5/16 * (48/7)240/11230/1415/7
б)(8.8 / 1.6 - 3.05) 1.4(5.5 - 3.05) 1.42.45 * 1.43.43
а)
5/16 (9 - 2 1/7)
5/16 (63/7 - 15/7)
5/16 * (48/7)
240/112
30/14
15/7
б)
(8.8 / 1.6 - 3.05) 1.4
(5.5 - 3.05) 1.4
2.45 * 1.4
3.43