4 and 5_Digit Addition. This page has resources for teaching addition with 4 and 5_digit numbers. Includes column addition exercises, an addition crossword, and word problems. (Approx. level: 3rd grade, 4th grade, 5th grade).
Decimal Addition & Subtraction. Find sums and differences for pairs of decimals on these worksheets. These practice pages have decimals in tenths, hundredths, and thousandths.