Question

98 + 10 +34 + 57
40 40. 40. 40​

Answer 1

98+10+34+(57)(40)−40−40−40

=108+34+(57)(40)−40−40−40

=142+(57)(40)−40−40−40

=142+2280−40−40−40

=2422−40−40−40

=2382−40−40

=2342−40

=2302