Question

Найдите значение выражения: 3-2 2/3:6*(1 1/2-3/5)

Answer 1

3 - 2 2/3 / 6 * ( 1 1/2 - 3/5 ) = 2 81/41
1) 1 1/2 - 3/5 = 1 5/10 - 6/10 = 9/10
2) 6 * 9/10 = 27/5 = 5 2/5
3) 2 2/3 / 5 2/5 = 8/3 / 27/5 = 8/3 * 5/27 = 40/81
4) 3 - 40/81 = 2 81/81 - 40/81 = 2 41/81

Answer 2

3-2 2/3:6*(1 1/2-3/5)3-2*2/3:6*(1/2-3/5)
3-2*2/3:6*(-1/10)
3+2*1/3*1/6*1/5
3+1/3*1/3*1/5
3+1/45
136/45
3 1/45 или ≈3,02