Question

Solve using the properties of rational numbers
1) 3/5*-12/7*15/2*49/24
2) {9/5*(-3/4)}+{9/5*-5/4}
3) 2/3*(-8/5)-1/18+2/3*3/5
4) 5/7*-2/3+5/7*-1/9

Answer 1

Answer:

1 67

2 45

3 2

4 789

I hope this will help you