Question

-3,1+(2,4-38)-(1,6-2)

Answer 1

$- 3.1 + ( - 35.6) - (1.6 - 2) \\ - 3.1 + ( - 35.6) - ( - 0.4) \\ - 3.1 - 35.6 - ( - 0.4) \\ - 3.1 - 35.6 + 0.4 \\ - 38.3$