871 rounded to the nearest ten is 870. You can figure this out by seeing if 871 is closer to 870 or 880. Hope this helps!
871 is closer to 870 than 880, so the answer is 870
871 rounded to the nearest ten is 870. We round down because the units digit (1) is less than 5. This results in replacing the units place with 0, giving us 870.
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