Quiz on subtraction related facts. This is an online quiz for kids to review how to find subtraction problems that have similar results. For example 8 – 7 = 2 has the same result like 4 -2 = 2. This is a matching exercise in which kids will solve a problem and find a corresponding match. Simply drag and drop when you find problems that have similar outcomes. This quiz will test and review subtraction skills and will make it easy for teachers and parents to track their kid’s progress.