Quiz: Addition and Subtraction of DecimalsMath quiz: adding and subtracting two decimals. Generate a free decimal quiz. Test your adding and subtracting decimal skills. Select number of problems you would like to solve and press "Generate" button. How many problems would you like to solve? 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25