a. 7 1/3
B. 7 1/5
c. 10,81
d. 11,81
wajib isi penjelasannya yaa
- Penyelesaian Soal -
[tex] \: [/tex]
[tex] \sf \: 2 \frac{6}{7} + (8.7 - \frac{3}{4} )[/tex]
[tex] \sf \: = \frac{(7 \times 2) + 6)}{7} + ( \frac{87}{10} - \frac{3}{4} )[/tex]
[tex] \sf \: = ( \frac{20}{7} ) + ( \frac{87 \times 2}{10 \times 2} - \frac{3 \times 5}{4 \times 5} )[/tex]
[tex] \sf \: = ( \frac{20}{7} ) + ( \frac{174}{20} - \frac{15}{20} )[/tex]
[tex] \sf \: = ( \frac{20}{7} ) + ( \frac{159}{20} )[/tex]
[tex] \sf \: = ( \frac{20 \times 20}{7 \times 20} ) + ( \frac{159 \times 7)}{20 \times 7} )[/tex]
[tex] \sf \: = ( \frac{400}{140} + \frac{1.113}{140} )[/tex]
[tex] \sf \: = \frac{1.153}{140} [/tex]
[tex] \sf \: = (1.513 \div 140)[/tex]
[tex] \sf \: = (10.81)[/tex]
[tex] \sf \: opsi \: c[/tex]
Kesimpulan
- Jawaban yang tepat : opsi c
I Hope This Helps-!
Jawaban:
10,80
Penjelasan dengan langkah langkah:
.
2 6/7 + ( 8,7 - 3/4 )
= 20/7 + ( 8,7 - 0,75 )
= 20/7 + 7,95
= 2,857 + 7,95
= 10,80
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