So, since she spent money, we are subtracting.
20 - 15 = 5
She has $5 left
Susan has left $5
Word problems commonly include mathematical modeling questions, where data and information about a certain system are given and a student is required to develop a model. For example, Jane had $5.00, then spent $2.00. How much does she have now?
Subtraction is the operation of taking the difference between two numbers. Here, is called the minuend, is called the subtrahend, and the symbol between the and is called the minus sign. The expression " " is read as " minus ." Subtraction is the inverse of addition, so.
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