penjumlahan 12per15 +2per20

[tex] \frac{12}{15} + \frac{2}{20} = \frac{48 + 6}{60} = \frac{54 \div 6}{60 \div 6} = \frac{9}{10} [/tex]

Jawabannya;

Mapel : Matematika
Bab : Pecahan

Pembahasan:

12/15 + 2/20
→ 480/600 + 60/600
→ 540/600
→ 270/300
→ 90/100
→ 9/10
→ 0,9

# Maaf Kalo Salah