18 1/12
Пошаговое объяснение:
(-2,38 : 2 4/5 + 11,7) • 1 2/3
1) -2,38 : 2 4/5 = -238/100 : 14/5 =
= -238/100 • 5/14 = -17/20 = -0,85
2) -0,85 + 11,7 = 10,85
3) 10,85 • 1 2/3 =
= 1085/100 • 5/3 =
= 1085/60 = 217/12 = = 18 1/12
1) -2,38 : 2 4/5 = -238/100 : 14/5 =
= -238/100 • 5/14 = -17/20 = -0,85
2) -0,85 + 11,7 = 10,85
3) 10,85 • 1 2/3 =
= 1085/100 • 5/3 =
= 1085/60 = 217/12 = 17 1/12 = 18 1/12
18 1/12
Пошаговое объяснение:
(-2,38 : 2 4/5 + 11,7) • 1 2/3
1) -2,38 : 2 4/5 = -238/100 : 14/5 =
= -238/100 • 5/14 = -17/20 = -0,85
2) -0,85 + 11,7 = 10,85
3) 10,85 • 1 2/3 =
= 1085/100 • 5/3 =
= 1085/60 = 217/12 = = 18 1/12