-10
the smallest number that can be rounded up to the next ten would be 5. anything below that is rounded to the last ten. eg, 24=20, 25=30, 26=30
60
60
The nearest ten is zero. Rounded up, it's 10
It depends on rounded up to what degree. Rounded up to the nearest ten, it is 0.
360
500
1200
390
Make the numbers that end in 1 through 4 into the next lower number that ends in 0.Example 1: 14 rounded to it's nearest ten answer would be 10.Example 2: 124 rounded to it's nearest ten answer would be 120.Numbers that end in a digit of 5 or more should be rounded up to the next even ten.Example 1: 17 rounded to it's nearest ten answer would be 20.Example 2: 107 rounded to it's nearest ten answer would be 110.
300
360