10-3*9/14-4*13/14+2*8/14
10 - 3 * 9 : 14 - 4 * 13 : 14 + 2 * 8 : 14 Решаем по действиям: 1. 3 * 9 = 27 2. 27 : 14 = 3. 4 * 13 = 52 4. 52 : 14 = 5. 2 * 8 = 16 6. 16 : 14 = 7. 10 - = 8. - = 9. + = = 5.5 Ответ: 5.5
1)3*9/14=27/14=1 13/14
2)4*13/14= 26/7=3 5/7
3)2*8/14 =8/7
4)10-1 13/14=9 14/14-1 13/14=8 1/14
5)8 1/14-3 5/7=113/14-26/7=61/14=4 5/14
6)4 5/14+2 8/14=6 13/14