It is 80 because 7 is greater than 5
2.7
It's already there.
303 to the nearest 10 = 300
80
Calculators do not have a "round to the nearest tenth" buttonbecause the label is too long to print on the calculator, and alsobecause it's so easy to do it by just looking at the number.
77 over 10 = 77/10
26100
25.010
Ah, rounding numbers can be quite fun! If we look at 2398 and want to round it to the nearest 10, we see that the last digit is 8, which is closer to 10 than 0. So, 2398 rounded to the nearest 10 is 2400. Just a little adjustment to make the number more comfortable and pleasing to the eye.
77 rounds up to 80.
10 + 77 = 87
13.49