Nicole used
29 of the thread to tie some presents. She threw away
58 of the remaining thread. As a result, she had 63 cm of the thread left. How much thread did Nicole have at first? Give your answer in cm.
Fraction of the thread left after tying some presents
= 1 -
29=
79 Fraction of the remaining thread left after throwing away
= 1 -
58=
38
Fraction of the total thread left
=
79 ×
38=
724
Length of the thread at first = 24 u
Length of the thread left = 7 u
7 u = 63
1 u = 63 ÷ 7 = 9
Length of the thread at first
= 24 u
= 24 x 9
= 216 cm
Answer(s): 216 cm