tolong besok dikumpul Makasih ya Kak
Matematika
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Pertanyaan
tolong besok dikumpul Makasih ya Kak
1 Jawaban
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1. Jawaban sjunianto
7. 12 x 1[tex] \frac{5}{6} [/tex]
= 12 x [tex] \frac{11}{6} [/tex]
= 132/6 = 22
8. 2[tex] \frac{8}{14} [/tex] x 4[tex] \frac{6}{9} [/tex]
= [tex] \frac{36}{14} [/tex] x [tex] \frac{42}{9} [/tex]
= [tex] \frac{18}{7} [/tex] x [tex] \frac{42}{9} [/tex] (disederhanakan)
= 756 / 63 = 12
9. 2[tex] \frac{12}{15} [/tex] x 8[tex] \frac{4}{7} [/tex]
= [tex] \frac{42}{15} [/tex] x [tex] \frac{60}{7} [/tex]
= 2520 / 105 = 24
10. 5[tex] \frac{11}{14} [/tex] x 3[tex] \frac{16}{18} [/tex]
= [tex] \frac{81}{14} [/tex] x [tex] \frac{70}{18} [/tex]
= 5670 / 252 = 22,5