Laura Wong's answer to Singapore Airlines's Primary 5 Maths Fractions Singapore question.
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The length of ribbon used is 5/8 of 4/5m which is 5/8 x 4/5 = 20/40 = 1/2
so the length of ribbon left is
4/5 - 1/2
= 8/10 - 5/10
= 3/10
so she has 3/10 m of ribbon left
so the length of ribbon left is
4/5 - 1/2
= 8/10 - 5/10
= 3/10
so she has 3/10 m of ribbon left
Date Posted:
4 years ago
Thanks Laura
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