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. 11012 = 1 x 23 + 1 x 22 + 0 x 21 + 1 x 20 = 8 + 4 + 1 = 1310,
1578 = 1 x 82 + 5 x 81 + 7 x 80 = 64 + 40 + 7 = 11110,
A6F16 = 10 x 256 + 6 x 16 + 15 x 1 = 267110.
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. ={I (1), V (5), (10), L (50), (100), D (500), (1000)}, ( ). ( ): III (3), IV (4), V (5), VI (6), IX (9), XI (11), DCL (650). , , (, IV VI). (, XIV + IV = XVIII).
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. 110,0012 = 1x22 + 1 x 21 + 0 x 20 + 0 x 2-1 + 0 x 2-2 + 1 x 2-3 = 6,12510;
A,B16 = A x 160 + B x 16-1 = 10 x 1 + 11 x 0,0625 = 10,687510.
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: 0,8 x 2 = 1,6; 0,6 x 2 = 1,2; 0,2 x 2 = 0,4; 0,4 x 2 = 0,8; 0,810 = 0,1100110...2;
: 12,810 = 1100,1100110011...2.
. 29,2510 =?8. 1) 2910 = 358; 2) 0,2510 = 0,28; 3) 29,2510 = 35,28.
. 79,2610 =?16. : 1) 7910 = 4F16; 2) 0,2610 = 0,4016; 3) 79,2610 = 4F,416. , .
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