100 POINTS!!!!!!!!!!!!!!!!!!!!!!! PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!! ASAP!!!!!!!!!!!!!! REVISION FOR A FINAL MATHS EXAMINATION MOCK IGCSE TOMORROW !!!!!!!!!!!!



A number was decreased by 28%.

By what percentage would the new value need to be increased in order to return to its original value?

If your answer is a decimal, then round it to 1 d.p.