Question

please solve the problems
​

Answer 1

2/7= 0.286

5/9= 0.556

11/7= 1.571

4/21= 0.190

3/9= 0.333

2/7-5/9-11/7+1-4/21-3/9=

0.286-0.556-1.571+1-0.190-0.333

= -1.364

The solution is -1.364

Answer 2

Answer: 4/63

Step-by-step explanation:

2/7+(−5/9)+(−1/7)+1+(−4/21)+(−3/9)=4/63

(Decimal: 0.063492)