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Question
Solve:
`3 2/5 - 2 1/4`
Solution
`3 2/5 - 2 1/4`
`= 17/5 - 9/4`
`= (17xx4)/(5xx4) - (9xx5)/(4xx5)`
`= 68/20 - 45/20`
`= (68 - 45)/20`
`= 23/20`
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