Question

Simplify:

8.57 – 6.4432 – 1.70 + 0.683

Answer 1

8.57 – 6.4432 – 1.70 + 0.683
= (8.57 + 0.683) − (6.4432 + 1.70)
= 9.253 − 8.1432
= 1.1098