98 rounded to the nearest 20 is 100.
(20 x 5 = 100.)
98 rounded off to the nearest half dollar is $1.00.
792.98 is already rounded to the nearest penny. The .98 means 98 cents.
20
20 rounded to the nearest ten- 20 20 rounded to the nearest one- 20
20
100
20
The greatest possible error is 49. 147, rounded to the nearest 98 is 98 with an error of 49. Similarly, 49.0...1, rounded to the nearest 98 is 98 with an error of 48.999... recurring.
20
20
16 rounded to the nearest 10 is 20.
20