(1)) Which difference is closest to 200 ? \( 694-501 \quad 388-109 \)

To find the difference closest to 200, let's first calculate each difference. For \( 694 - 501 \), we get \( 193 \). For \( 388 - 109 \), we get \( 279 \). Now, comparing the distances from 200: - \( |193 - 200| = 7 \) - \( |279 - 200| = 79 \) Therefore, \( 694 - 501 \) is the difference closest to 200! Want to impress your friends with math tricks? Just practicing a bit of mental math like this can quickly sharpen your skills. When you start estimating differences in your head, you’ll be able to spot the closest values without needing a calculator! Understanding how to estimate differences also helps in real-life scenarios, like budgeting or shopping. If you know how much something costs and want to find out if you’re within a certain range, you can quickly do the math in your head!