-15/16+9/24 =-15/16+3/8 =(-15+6)/16 =-9/16
7/12-5/6 = (7-10)/12 = -3/12= -1/4
9/4+21/5 = (45+84)/20 = 129/20= 6 9/20
Решить уравнение 5x-3=0
5x-3=0
x=3/5 x=0,6
2-(6 7/8-7 1/3) : 3/4= 2-11/24:3/4=2-11/18=1 7/18
-15, -14, -13, -12, -11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16.
Ответ: 32