ชื่อ ________________________ วันที่ ________________
- 1.123456789101112
- 2.123456789101112
- 3.123456789101112
- 4.123456789101112
- 5.123456789101112
- 6.123456789101112
- 7.123456789101112
- 8.123456789101112
- 9.123456789101112
- 10.123456789101112
เฉลย
- 1.3
- 2.6
- 3.9
- 4.12
- 5.1
- 6.5
- 7.8
- 8.11
- 9.2
- 10.7