Hasil dari 5 2 per7 - 2 1 per 4

→ Matematika
Kelas 4,5,6
KTSP 2006

Jawaban :

5 2/7 - 2 1/4 ÷ 3 1/2
37/7 - ( 9/4 ÷ 7/2 )
37/7 - ( 9/4 × 2/7 )
37/7 - 9/14
74/14 - 9/14 = 65/14 → 4 9/14 (d)

Mapel Math
Bab Pecahan

Penyelesaian :
[tex]5 \frac{2}{7} - 2 \frac{1}{4} \div 3 \frac{1}{2} \\ = \frac{37}{7} - ( \frac{9}{4} \times \frac{2}{7} ) \\ = \frac{37}{7} - \frac{9}{14} \\ = \frac{74 - 9}{14} = \frac{65}{14} = 4 \frac{9}{14} [/tex]
Opsi ===> D

Good Luck