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1 | +2 | 7(+2) | |
2 | 8 | ||
1+2 =74 |
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7(+2) +8 =74.
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7 + 14 +8 = 74,
15 + 14 = 74,
15 = 74 14,
15 = 60,
= 60: 15,
=4.
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1. 7( +2) =7 +2
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7( +2) = 7 + 7*2 = 7 + 14.
2. 7 + 14 + 8 = 74,
29 = 74.
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, 4k+2m+6m +21k
K , m . , .
4k+2m+6m +21k =25k + 8m.
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1 | 1/6 | ||
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1 + 2 = 1+2
6 , 1. , 4 1. .
1) 1: 6 = 1/6 .
2) 1: 4 = 1/4 .
3) 1/4 1/6 = 1/12 .
4) 1: 1/12=12 .
: 12 .
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