Вычислите: 3 1/3*2 2/5*(2-3 8/15*3/17) по действиям

3 1/3*2 2/5*(2-3 8/15*3/17) = 6 2/85
1) 3 8/15 * 3/17 = 53/15 * 3/17 = 53/5 * 1/17 = 53/85
2) 2 - 53/85 = 1 85/85 - 53/85 = 1 32/85 
3) 3 1/3 * 2 2/5 = 10/3 * 12/5 = 2/1 * 4/1 = 8
4) 8 * 1 32/85 = 8 * 64/85 = 512/85 = 6 2/85

1)3 8/15*3/17=53/15*3/17=53/5*1/17=53/85
2)2/1-53/85=170-53/85=117/85
3)3 1/3*2 2/5=10/3*12/5=2/1*4/1=8
4)8/1*117/85=336/85=3 81/85