Mathematics for IGCSE & O level - Using A Calculator (Section 1 - No. 50)
What is the correct way to enter the calculation $$2 + 3 \times 4$$ into a calculator to get the correct answer?
2 + 3 x 4
(2 + 3) x 4
3 x 4 + 2
None of the above
解释
Multiplication should be done before addition as per the order of operations.