Запиши состав чисел

Question

Запиши состав чисел

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Answer 1

4 = 1+3; 2+2
5 = 1+4; 2+3
6 = 1+5; 2+4; 3+3
7 = 1+6; 2+5; 3+4
8 = 1+7; 2+6; 3+5; 4+4
9 = 1+8; 2+7; 3+6; 4+5

Answer 2

4: 2и2; 1и3;
5: 2и3; 4и1;
6: 3и3; 2и4; 1и5
7: 3и4; 2и5; 6и1
8: 4и4; 6и2; 5и3; 7и1
9: 1и8; 2и7; 3и6; 4и5
10: 1и9; 2и8; 3и7; 4и6; 5и5