Question

Simplify the following :
a) 2.3-[1.89-{3.6-(2.7-0.8-0.03)}]
​

Answer 1

Answer:

Simplify the following:

(i) 2.3−[1.89−{3.6−(2.7−

0.8−0.03

)}]

(ii) 4.5−

2

1

of (7.6−3.5)+2.3×4.05

Step-by-step explanation:

(i) =2.3−[1.89−{3.6−(2.7−0.77)}]

=2.3−[1.89−1.67]

=2.3−0.22=2.30−0.22=2.08

(ii) =4.5−2.05+2.3×4.05

=4.5−2.05+9.315=11.765