Find the pattern. Look at the difference between consecutive terms.
• 63 500 − 63 000 = 500 (decrease by 500 over two gaps)
• Each step decreases by 250
• 64 000 − 250 = 63 750
• 63 500 − 250 = 63 250
• 63 250 − 250 = 63 000 ✓
Final Answer: 63 750, 63 250