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Since:1984, 36 years Experience
4.Teaching:Addition

 
1.下珠無口訣
No. Mnemonics Title Action
1-1 加算1+1 1+1 Play
1-2 減算1-1 1-1 Play
 
2.上珠無口訣
No. Mnemonics Title Action
2-1 加算1+5 1+5 Play
2-2 減算5-5 5-5 Play
 
3.上下珠混合無口訣
No. Mnemonics Title Action
3-1 加算+6=+5+1 1+6 Play
3-2 減算-6=-5-1 6-6 Play
3-3 加算+7=+5+2 1+7 Play
3-4 減算-7=-5-2 7-7 Play
3-5 加算+8=+5+3 1+8 Play
3-6 減算-8=-5-3 8-8 Play
3-7 加算+9=+5+4 0+9 Play
3-8 減算-9=-5-4 9-9 Play
 

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