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Jawaban:

$11. : frac{27}{63} = frac{27 div 9}{63 div 9} = frac{3}{7}$

$12. : frac{6}{8} + frac{5}{12} + frac{3}{2} \ = frac{18 + 10 + 36}{24} \ = frac{64}{24} \ = 2 frac{16}{24} \ = 2 frac{2}{3}$

$13. : frac{5}{6} times 156 = frac{780}{6} = 130$

$14. : 25 div 3 frac{3}{4} \ = 25 div frac{15}{4} \ = 25 times frac{4}{15} \ = frac{100}{15} \ = 6 frac{10}{15} \ = 6 frac{2}{3}$

Jawaban:

no:

11. C.3/7

12. C.2 1/4

13. D.130

14. B.6 2/3

Penjelasan dengan langkah-langkah:

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