art 2: Short Answer

1. Estimate the sum: Estimated Sum:

To estimate the sum , we can round each fraction to the nearest common denominator. The fractions can be approximated as and . Adding these, the estimated sum is about .

To make your estimation even simpler, consider using landmarks—like rounding to (or 0.5) and stays the same. So, which you might round up to for convenience. This approach simplifies your calculations and gives you a reasonable answer quickly!