<span>6</span>⁷<span>/</span>₁₅<span> - 2</span>³<span>/</span>₁₅<span> = 4</span>⁷⁻³<span>/</span>₁₅<span> = 4</span>⁴<span>/</span>₁₅
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9</span>¹¹<span>/</span>₁₆ <span>+ 4</span>³<span>/</span>₁₆<span> - 2</span>²<span>/</span>₁₆<span> = 13</span>¹⁴<span>/</span>₁₆<span> - 2</span>²<span>/</span>₁₆<span> = 11</span>¹²<span>/</span>₁₆<span> = 11</span>³<span>/</span>₄
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6</span>⁵<span>/</span>₁₄<span> - 2</span>¹¹<span>/</span>₁₄<span> = 5</span>¹⁹<span>/</span>₁₄<span> - 2</span>¹¹<span>/</span>₁₄<span> = 3</span>⁸<span>/</span>₁₄<span> = 3</span>⁴<span>/</span>₇
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19</span>¹¹<span>/</span>₃₅<span> -12</span>²⁹<span>/</span>₃₅<span> = 18</span>⁴⁶<span>/</span>₃₅<span> - 12</span>²⁹<span>/</span>₃₅<span> = 6</span>⁴⁶⁻²⁹<span>/</span>₃₅ = 6¹⁷/₃₅
1)12:2=6(шт.)- вафель
2)12+618 (шт.) - вафель и шоколадок вместе
3) 18+5=23 (шт.) - пирожков
Ответ: 23 пирожка купила Катя
38000 : 19 · 210 = 42000 (км²) - площадь Чёрного моря.
Ответ: 42000 км².
1% = 7
100% = x
x= (100*7)/1 =700 человек
1)30-27=3 коробки привезли во второй магазин больше
2)51:3=17 кг в каждой коробке.
3)27*17=459 кг привезли в 1 магазин.
4)30*17=510 кг привезли во 2 магазин