TÍNH: $1 - (-\FRAC{1}{2})$
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Level:
Easy
Toán học cơ bản lớp 9 - Bài 1
Question Types: Multiple choice
Answers:
- $-\frac{1}{2}$
- $\frac{1}{2}$
- $\frac{3}{2}$
- $-\frac{3}{2}$
- $-\frac{1}{2}$
- $\frac{1}{2}$
- $\frac{3}{2}$
- $-\frac{3}{2}$