Question

Please answer the question​

Answer 1

2.3-(1.89-(3.6-(2.7-0.8+0.003)))

So

2.3-(1.89-(3.6-(1.903)))

=2.3-(1.89-(1.697)

=2.3-0.193=2.107

Answer 2

2.3-[1.89-{3.6-(2.7-0.8+0.003)}]

=2.3-[1.89-{3.6-(1.903)}]

=2.3-[1.89-{1.697}]

=2.3-[1.89-1.697]

=2.3-0.193

=2.107

Thanks for the question !