Margie calculated that she would spend $175 on school supplies this year. She actually spent $97.50 on school supplies. What is Margie’s percent of error? 77.3% 79.5% 44.2% 4.4%(IF Someone can explain why that would be gr8)

error=100 calculated/actual

error=100 (175-97.5) / 97.5

error=100 (77.5) / 97.5

error=7750 / 97.5

error=77500 / 975

error=3100 / 39

error=79.5% <-- Estimated