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python/数学竞赛/3、4年级奥数题[答案].txt

48 lines
893 B

2 years ago
1<EFBFBD><EFBFBD>
0,10,20,30,40,50,60,70,80,90-->10<31><30>
100--->2
10+2=12<31><32>
2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>3<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>3<EFBFBD><EFBFBD><EFBFBD>ӣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵һ<EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD>Ҫ3<EFBFBD><EFBFBD><EFBFBD>ӡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>9<EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD>9<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD>Ҳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>1<EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>3<EFBFBD><EFBFBD><EFBFBD>ӡ<EFBFBD>
3<EFBFBD><EFBFBD><EFBFBD><EFBFBD>4<EFBFBD>Σ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>5<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>3<EFBFBD><EFBFBD><EFBFBD>ӣ<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>3*4=12<31><32><EFBFBD>ӡ<EFBFBD>
4<EFBFBD><EFBFBD>һ¥<EFBFBD><EFBFBD><EFBFBD><EFBFBD>¥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>10<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>5<EFBFBD>һ¥<EFBFBD><EFBFBD><EFBFBD><EFBFBD>¥<EFBFBD><EFBFBD>5<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ5*5=25<32>
5<EFBFBD><EFBFBD>С<EFBFBD><EFBFBD><EFBFBD>ܵ<EFBFBD><EFBFBD><EFBFBD>¥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD><EFBFBD><EFBFBD>ܵ<EFBFBD><EFBFBD><EFBFBD>¥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
С<EFBFBD><EFBFBD>Ҫ<EFBFBD>ܵ<EFBFBD>16¥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>15<EFBFBD><EFBFBD><EFBFBD>5<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD><EFBFBD>ҲӦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>5<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2*5=10<31>㣬Ҳ<E3A3AC><D2B2><EFBFBD><EFBFBD>11¥<31><C2A5>
6<EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>10
10 --><3E><><EFBFBD><EFBFBD>תΪ 2-9<><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2<EFBFBD><32>21<32><31><EFBFBD><EFBFBD>
2+3+7+9=21
4+5+6+8=23 <20><><EFBFBD>Բ<EFBFBD><D4B2>С<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>9
9---><3E><><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>Ϊ2-10<31><30><EFBFBD><EFBFBD>Ҫ9<D2AA><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2<EFBFBD><32>22<32><32><EFBFBD><EFBFBD>
4+5+6+7=22
2+10+3+8=23
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>8
8---><3E><><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>Ϊ2-10(<28><>Ҫ8)<29><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2<EFBFBD><32>23<32><33><EFBFBD><EFBFBD>
3+4+6+10=23
2+5+7+9=23 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
7<EFBFBD><EFBFBD>
16=9+6+1 X
16=9+5+2
16=9+4+3
16=8+6+2
16=8+5+3
16=8+4+4 X
16=7+7+2 X
16=7+6+3
16=7+5+4
2 5 9
8 4
6 7 3