139 rounded to the nearest ten is 140,
143 rounded to the nearest ten is 140.
140
To round 140 to the nearest tenth place, we look at the digit in the hundredths place, which is 0. Since it is less than 5, we keep the digit in the tenths place the same. Therefore, 140 rounded to the nearest tenth is 140.0.
140
140
140
100
140
140
140
140