Question
Barbara was given a piece of string of length 10 m 50 cm. She used a part of it to tie 5 curtains and 2 m 30 cm of the remaining length to decorate her room. Given that each curtain needed 35 cm, what was the length of the string that was left behind by Barbara? (Leave the answer in metres and centimetres.)
4 m

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Barbara was given a piece of string of length 10 m 50 cm. She used a part of it to tie 5 curtains and 2 m 30 cm of the remaining length to decorate her room. Given that each curtain needed 35 cm, what was the length of the string that was left behind by Barbara? (Leave the answer in metres and centimetres.)