The operations are addition subtraction multiplication division exponentiation and grouping. Whereas student 2 performed multiplication first then addition. The usual path from there is calculus with derivatives then integrals then multiple variables then vector calculus then differential equations.
D ivide-- 23 5.
You must use the Order of Operations when solving a numeric equation. The PEMDAS rules that state the order in which the operations in an expression should be solved are. P arentheses--- 2. For K-12 kids teachers and parents.