Soal sd tpi sulit bngt. Bisa d bntu ga

Pembahasan :
No 2
[tex]1 \frac{3}{4} - \frac{4}{5} \\ = \frac{7}{4} - \frac{4}{5} \\ = \frac{35 - 16}{20} = \frac{19}{20} [/tex]
Opsi B

No 3
[tex]10 \frac{1}{4} \times 5 \\ = \frac{41}{4} \times \frac{5}{1} \\ = \frac{205}{4} = 51 \frac{1}{4} [/tex]
Opsi C

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