1. Ibu ke pasar membeli tepung 2 1/5 kg, telur 3 3/3 kg dan gula 2 2/3 kg. Berapakah berat belanjaan ibu?
pake cara!!
kalo gak ngerti diem!
[tex]\sf \bf 2 \frac{1}{5} \: kg + 3 \frac{3}{3} \: kg + 2 \frac{2}{3} \: kg[/tex]
[tex]\sf \bf \frac{2 × 5 + 1}{5} \: kg + \frac{3 × 3 + 3}{3} \: kg + \frac{2 × 3 + 2}{3} \: kg[/tex]
[tex]\sf \bf \frac{11}{5} \: kg + \frac{12}{3} \: kg + \frac{8}{3} \: kg[/tex]
[tex]\sf \bf \frac{11 × 3}{5 × 3} \: kg + \frac{12 × 5}{3 × 5} \: kg + \frac{8 × 5}{3 × 5} \: kg[/tex]
[tex]\sf \bf \frac{33}{15} \: kg + \frac{60}{15} \: kg + \frac{40}{15} \: kg[/tex]
[tex]\sf \bf \frac{33+60+40}{15} \: kg[/tex]
[tex]\sf \bf \frac{93+40}{15} \: kg[/tex]
[tex]\sf \bf \frac{133}{15} \: kg[/tex]
[tex]\bold{\underline{\boxed{\pink{\sf \bf \tt 8 \frac{13}{15} \: kg}}}}[/tex]
#BelajarBersamaBrainly
Diketahui :
Ibu Membeli
- Tepung = 2 1/5 kg
- Telur = 3 3/3 kg
- Gula = 2 2/3 kg
Ditanya :
- Berat Belanjaan Ibu?
Penyelesaian :
2 1/5 + 3 3/3 + 2 2/3
= 2×5+1/5 + 3×3+3/3 + 2×3+2/3
= 11/5 + 12/3 + 11/3
= 11×3/5×3 + 12×5/3×5 + 18×5/3×5
= 33/15 + 60/15 + 40/15
= 33+60+40/15
= 133/15
= 8 13/15
Kesimpulan :
- Jadi Berat Belanjaan Ibu Di Pasar Adalah 8 13/15 kg
