Earth to sun is 92,960,000 miles. 5280 feet (1760) yards in one mile. 92.96 mil X 1760 = 163,600,000,000 yrds from earth to sun.
163,600,000,000/100 = 1,636,096,000.
So, 1,636,096,000 football fields can be fit in between the earth and sun
Misc. Work
5280/3 = 1760