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`e)(4343-101)/(2.2323+404) `

`=(43.101-101.1)/(4646+4.101) `

`=(101.(43-1))/(46.101+4.101) `

`=(101.42)/(101.(46+4)) `

`=(101.42)/(101.50) `

`=42/50=21/25 `

`f)(13.9-6.13)/(39.5-78) `

`=(13.(9-6))/(39.5-39.2) `

`=(13.3)/(39.(5-2)) `

`=(13.3)/(39.3) `

`=13/39=1/3 `