Estimate 71,903 - 25,368 by first rounding each number to the nearest thousand.

Rule of thumb in basic rounding is 5 above round up, below five don't round up.

To round to the nearest thousand, you look at the hundred place. What is the number nearest to?

71,903 Is rounded up to 72,000

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25,368 is rounded to 25,000

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72,000 - 25,000 = 47,000