hasil dari 2 per 5 + 1,2 - 80%

→ Mapel : Matematika
→ Materi : Pecahan
→ Bab : Perbandingan
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Pecahan desimal
2/5 + 1,2 - 80%
= 0,4 + 1,2 - 0,8
= 0,8[tex] [/tex]

Pecahan biasa
= 2/5 + 1,2 - 80%
= 2/5 + 6/5 - 4/5
= 4/5

Pecahan persen
= 2/5 + 1,2 - 80%
= 40% + 120% - 80%
= 80%

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2/5 + 1,2 - 80% = 0.4 + 1.2 - 0.8 = 0.8

80% = 80/100 = 0.8