破十法习题
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破十法练习题
18 –9 = 17 – 9 = 16 – 9 = 15 –9 =
14 –9 = 13 – 9 = 12 –9 = 11 –9 =
17 –8 = 16 –8 = 15 –8 = 14 –8 =
13 –8 = 12 –8 = 11 –8 = 16 –7 =
15 –7 = 14 –7 = 13 –7 = 12 –7 =
11 –7 = 15 – 6 = 14 – 6 = 13 – 6 =
12– 6 = 11 – 6 = 14 – 5 = 13 – 5 =
12 – 5 = 11 – 5 = 13 –4= 12 –4=
11 –4= 12 – 3 = 11 – 3 = 11 – 2 =