Page 136 - บทที่ 1
P. 136
V J
QUVl imu
d 1
U1V1 0141V1
5x5 6x3
3 + 5 = 2 + 6 1 X 6
8x7 = 2x3 8-5
9 + 1 = 14-5 5 + 2
4 - 4 = 6 + 5 7 + 4
1x8 = 4 X 1 4x8
2 + 6 = 9-3 9-6
14 - 9 = 8 + 1 9x5
3x4 = 14-8 13-4
6 - 3 = 6x5 3 + 6
4 + 5 = 4 + 3 2x7
6x6 = 17-8 11-5
8 + 4 = 16-9 9 + 5
2x6 = 2 + 8 7x5
10 - 7 = 7x8 9-2
3 + 9 = 13-6 15-7
5x8 = 8 + 7 1 + 9
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