Hazel used
49 of the streamer to tie some presents. She threw away
57 of the remaining streamer. As a result, she had 40 cm of the streamer left. How much streamer did Hazel have at first? Give your answer in cm.
Fraction of the streamer left after tying some presents
= 1 -
49=
59 Fraction of the remaining streamer left after throwing away
= 1 -
57=
27
Fraction of the total streamer left
=
59 ×
27=
1063
Length of the streamer at first = 63 u
Length of the streamer left = 10 u
10 u = 40
1 u = 40 ÷ 10 = 4
Length of the streamer at first
= 63 u
= 63 x 4
= 252 cm
Answer(s): 252 cm