Question

0,8 * 5/8
2 3/7 * 7
3*(2/9+1 2/3)
9/12 * 27 + 5/12*3 1/7
1/5 * 0,3
3/20 * 6,4
Помогите решить!

Answer 1

1.0,5.
2.23
3.15,6666666667
4.22,0952380952.
5.0,06
6.0,96

Answer 2

1. 0.8*5/8 = 4/8 = 0.5
2. 23/7*7=161/7= 23
3. 3*(2/9+12/3)=12.6
4. 9/12*27+5/12*31/7=22.09
5. 1/5*0.3=0.06
6. 3/20*6.4= 0.96