十字相乘法文档格式.docx
《十字相乘法文档格式.docx》由会员分享,可在线阅读,更多相关《十字相乘法文档格式.docx(8页珍藏版)》请在冰豆网上搜索。
x218x17
5.
x220x19
6.
x224x23
7.
x230x29
8.
x232x31
9.
x238x37
10.
x242x41
11.
x244x43
12.
x248x47
補充練習二
1a.
x24x3
1b.
1c.
x22x3
1d.
2a.
x28x7
2b.
x26x7
2c.
2d.
3a.
x214x13
3b.
x212x13
3c.
3d.
補充練習三
x27x6
x25x6
1e.
1f.
1g.
x2x6
1h.
x216x15
x214x15
2e.
x22x15
2f.
2g.
x28x15
2h.
x223x22
x29x22
3e.
x213x22
3f.
3g.
x221x22
3h.
補充練習四
x22x1
x24x4
x24x4
x210x25
x214x49
x222x121
x226x169
補充練習五
x213x12
x211x12
x28x12
x24x12
1i.
x27x12
1j.
1k.
x2x12
1l.
x211x18
x27x18
x219x18
x217x18
2i.
x29x18
2j.
2k.
x23x18
2l.
x212x20
x2x20
x29x20
x28x20
3i.
x221x20
3j.
3k.
x219x20
3l.
補充練習六
2x23x1
5x26x1
11x212x1
17x218x1
19x220x1
23x224x1
29x230x1
31x232x1
37x238x1
41x242x1
43x244x1
47x248x1
補充練習七
12x213x1
12x211x1
12x28x1
12x24x1
12x27x1
12x2x1
補充練習八
2x213x15
2x27x15
2x211x15
2x2x15