Matematika

Pertanyaan

Hitunglah hasil penjumlahan 2 1/4 + 5 3/5

2 Jawaban


  • [tex]2 \frac{1}{4} + 5 \frac{3}{5} \\ = \frac{9}{4} + \frac{28}{5} \\ = \frac{45 + 112}{20} \\ = \frac{157}{20} = 7 \frac{17}{20} [/tex]
  • 9/4 + 28/5 = 45/20 + 112/20 = 157/20 = 7, 85

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