1.

(1) 2.3 - [1.89 - 13.6 - (2.7 -0.8 -0.03 )​

Answer»

SOLUTION:

=12.79

Step-by-Step EXPLAINATION:

=2.3-[1.89-13.6-(2.7-0.5)]

=2.3-(1.89-13.6-2.2)

=2.3-(1.89-11.4)

=2.3-(-10.49)

=2.3+10.49

=12.79



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