To multiply negative and positive numbers together, multiply the numbers as usual, and then add a negative sign to the answer. This is because the product of a negative and a positive number multiplied together is always... More »

If one subtracts a positive number from a negative number, the process is still subtraction. For example, -3 minus 7 is -10. On the other hand, subtracting a negative number from a positive number is equivalent to additi... More »

The result of a adding a positive number and a negative can either be a negative number or a positive number, depending on the sign of the biggest number. If the sign of the larger number is negative, then the result is ... More »

The associative property means that no matter how a set of numbers is grouped, the answer is the same. This property typically refers to addition and multiplication as these operations can be carried out on a set of numb... More »

The four steps for solving an equation include the combination of like terms, the isolation of terms containing variables, the isolation of the variable and the substitution of the answer into the original equation to ch... More »

In math, a computation method is used to find an answer in regards to any given problem. The most common computation methods make up the majority of basic math functions including addition, subtraction, multiplication an... More »

Tiger Algebra and Algebra.com both allow users to type in an algebra problem and get an immediate answer. Both websites also provide detailed explanations and a step-by-step breakdown of the solution. Mathway provides an... More »