E-Math – Direct and Inverse Proportion – find y when x increase by 100% and find % decrease. #twjEmathProportion

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When x increase by 100%, the new value is 2x . original 100% + increase 100% = 200% or 2 times the initial value.

 Elementary Math (EMath) Sec 3 and Sec 4 Group Tuition. in Woodlands. Student living at Choa Chu Kang, Yew Tee, Yishun and Sembawang are welcome to attend