대전송촌중학교 중2 2022년 1학기 중간고사
수학 기출 시험지

1.3점

• ① $0.212121\cdots =0.\dot{2}\dot{1}$
• ② $0.5343434\cdots =0.5\dot{3}\dot{4}$
• ③ $2.350350350\cdots =2.\dot{3}5\dot{0}$
• ④ $4.040404\cdots =\dot{4}.\dot{0}$
• ⑤ $5.1454545\cdots =5.1\dot{4}\dot{5}$

2.3점

• ① $\frac{8}{30}$
• ② $\frac{14}{35}$
• ③ $\frac{22}{60}$
• ④ $\frac{66}{2\times 7\times 11}$
• ⑤ $\frac{90}{2^2\times 3^3\times 5}$

3.4점

• ① ㄴ
• ② ㄱ, ㄴ
• ③ ㄱ, ㄹ
• ④ ㄴ, ㄷ
• ⑤ ㄱ, ㄴ, ㄷ, ㄹ

4.4점

• ① $10x-x$
• ② $100x-x$
• ③ $100x-10x$
• ④ $1000x-x$
• ⑤ $1000x-10x$

5.4점

• ① $13$
• ② $14$
• ③ $15$
• ④ $16$
• ⑤ $17$

6.5점

• ① $5$개
• ② $6$개
• ③ $7$개
• ④ $8$개
• ⑤ $9$개