Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
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Hope this helps
Date Posted:
3 years ago
Thank you
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Here is another method you can use to solve for this question. The concept is the total amount of money are remains unchanged. Before = after ($7 from 20cents put to 50cents). Hope this helps
Date Posted:
3 years ago
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91块
Date Posted:
3 years ago