If you have 3896739272+13937383 what does it equal

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Iknow the answer but the calculator doesn't seem to give the right one