Give your little one the opportunity to dive deeper into addition and subtraction with this add and subtract tenths and hundredths with regrouping worksheet. While adding and subtracting decimals, students use the relationship between addition and subtraction to find the missing number. They also need to regroup numbers in add and subtract tenths and hundredths with regrouping worksheet utilizing the relationship between ones, tenth, hundredth, thousandth, etc., To get to the result.