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Order of OperationsTerms and Conditions For Use | Recommend This Lesson!
Problem: Evaluate the following arithmetic expression:
3 + 4 x 2
Solution: Student 1 Student 2
3 + 4 x 23 + 4 x 2
= 7 x 2= 3 + 8
= 14= 11
It seems that each student interpreted the problem differently, resulting in two different answers. Student 1 performed the operation of addition first, then multiplication; whereas student 2 performed multiplication first, then addition. When perfor ...
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