When rounding a number to the nearest 10, you look at the digit in the tens place. In this case, the digit in the tens place is 8. Since 8 is greater than or equal to 5, you would round 80 up to the next multiple of 10, which is 90.
80
You would round it down... to 80.
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Well, darling, 75 rounded to the nearest 10 is 80. It's not rocket science, honey. Just bump that 5 up to the nearest 10 and call it a day.
75 rounded to the nearest ten is 80
To find the least number that rounds to 80 when rounded to the nearest 10, we need to consider numbers between 75 and 84. The midpoint between 75 and 84 is 79.5. When rounded to the nearest 10, 79.5 rounds up to 80. Therefore, the least number that rounds to 80 when rounded to the nearest 10 is 79.