4th Grade PACE Math Worksheets: FREE & Printable - Effortless Math 4th Grade PACE Math Exercises, Place Vales and Number Sense, Rounding, Roman Numerals, Odd or Even, Place Values, Numbers in Words, Comparing and Ordering Numbers, Inequalities with Number Lines, Adding and Subtracting, Adding Two-Digit Numbers, Subtracting Two-Digit Numbers, Adding Three-Digit Numbers, Adding Hundreds, Adding 4-Digit Numbers,