Lola rode her bike for 7/10 of an hour on Saturday and 3/5 of an hour on sunday. How much longer did she rider her bike on Saturday then Sunday.

Answer:
1/10 of an hour.
Step-by-step explanation:
Lola rode her bike for 7/10 of an hour on Saturday.
She rode for 3/5 of an hour on Sunday.
On Saturday she rode [tex]\frac{7}{10}[/tex] - [tex]\frac{3}{5}[/tex] = 1/10 of an hour more.