Question

From a wire measuring 18 m 65 cm,two pieces measuring 5m 35 cm and 9m 81 cm were cut.find the remaining length of the wire.

Answer 1

1. convert all lengths into CM or M

2. add cut peaces of wires

3.

subtract original minus this some

18*100+65=1865

5*100+35=535

9*100+81=981

535+981=1416

1865-1416=449cm

4.49m