- Determine the two consecutive multiples of 10 that bracket 3,224
- 3,224 is between 3,220 and 3,230
- 3,225 is the midpoint between 3,220 and 3,230
- As illustrated on the number line, 3,224 is less than the midpoint (3,225)
- Therefore, 3,224 rounded to the nearest ten = 3,220
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