40 Rounded To The Nearest Ten. So if you're rounding to the nearest 10, you round up to 40. Round numbers to thousands, hundreds, tens, ones, tenths, hundredths and thousandths.
So therefore, 40 + 3 rounded to the nearest ten is 40.
If it is less than 5, round down. What is 39 rounded to the nearest ten? We want to keep the 7 (it is in the 10s position). Round 11 to the nearest tens place.