Question

- 615 - {40 + (356 - 116) + 140} 20 of 21​

Answer 1

Answer:

-615-{40+(240)+140}20 of 21 [356-116]

-615-{420}20 of 21 [40+240+140]

-615-420x20 of 21

-615-420x420 [20x21]

-615-176400 [420x420]

-177015 [since (-)(-)=+ but sum of - so -615-176400]

SO THE ANSWER IS -177015