若5 + ? = 5 × 3 − 4，求未知数?。
Correct answer(s):
- 6
Topic
算术运算
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Quizzes in 算术运算
计算 (3/4) ÷ (1/8)，并给出结果。
Correct answer(s):
- 6
计算和：3.75 + 2.4。
Correct answer(s):
- 6.15
用 8,905 减去 3,786，并选择正确的结果。
Correct answer(s):
- 5,119