This preview includes only addition. The full file includes the following:3600 tasks in basic math, from the simplest addition to reducing rational expressions. The tasks follow a natural progression, with 60 different types of tasks, and are divided into four difficulties (mild, medium, spicy and hot). This worksheet includes: Addition Positive integersDecimal numbersNegative numbersSubtraction Positive integersDecimal numbersNegative numbersMultiplication Small numbersLarge numbersDecimal numb