Dana used
37 of the streamer to tie some presents. She threw away
310 of the remaining streamer. As a result, she had 14 cm of the streamer left. How much streamer did Dana have at first? Give your answer in cm.
Fraction of the streamer left after tying some presents
= 1 -
37=
47 Fraction of the remaining streamer left after throwing away
= 1 -
310=
710
Fraction of the total streamer left
=
47 ×
710=
25
Length of the streamer at first = 5 u
Length of the streamer left = 2 u
2 u = 14
1 u = 14 ÷ 2 = 7
Length of the streamer at first
= 5 u
= 5 x 7
= 35 cm
Answer(s): 35 cm