Rounding Worksheets - Super Teacher Worksheets Decimal Rounding. Round decimals to the nearest tenth, hundredth, thousandth, and/or whole number. (example: 2.67 rounds to 3) Money: Rounding to Nearest Dollar and Nearest Dime. Round money amounts to the nearest dollar. There's a math riddle activity, and practice worksheets. (example: $6.71 rounds to $7.00) Money: Next Dollar Up