Question

77 to the nearest 10

Answer 1

The answer would be 80 since 77 is much closer to 80 than 70

Answer 2

77 to the nearest 10 is 80
77 is 7tens and 7units
(remember 5+ is rounded up to 1? and 5- is rounded off to 0?)
7units is 5+, so its rounded up to 1tens

7tens + 1tens=8tens =80