Question

(1.8-2.1) - (1.3-3.1×3.1)=What is the answer??

Answer 1

(1.8 x 2.1) - (1.3-3.1 x3.1)

(3.78) - (1.3 -9.61)

(3.78) - (-8.31)

3.78 + 8.31

12.09