AMC 8 2023 Problem 1
AMC8 2023 年第 1 题
表达式与运算★☆☆☆☆
What is the value of
年 AMC8 真题试卷下面表达式的值是多少?
- A.0
- B.6
- C.10
- D.18
- E.24
正确答案 · Correct Answer
D
解析 · Solution
Solution 1
By the order of operations, we have (8×4 + 2) - (8 + 4×2) = (32+2) - (8+8) = 34 - 16 = 18.
We can simplify the expression above in another way: (8×4 + 2) - (8 + 4×2)=8×4+2-8-4×2=32+2-8-8=34-16=18.
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