In Missing Addend, Minuend, and Subtrahend, you will find a fun approach to looking for the missing addend, minuend, and subtrahend number in each problem with a detective theme. Let students pretend they are detectives searching for the missing number in addition and subtraction problems. There are missing addends that are at the top of the problem, and there are pages with the missing addend as the second number. Then there are pages with mixed, where the missing addend is at the top on some