A.3 3/4 b.3 9/14. C.4 3/14. D.4 2/14
2.hasil dari 6 3/4 : 2,25 + 2 1/2 x 4% adalah? A. 3. B.4. C.5. D.6
Pake caranya ya
1.Hasil dari 5 2/3 – 2 1/4 : 3 1/2 adalah?
Bab Bilangan Pecahan
Matematika SD Kelas V
1] 5 2/3 – 2 1/4 : 3 1/2 = 17/3 – 9/4 : 7/2
= 17/3 – 9/4 x 2/7
= 17/3 – 9/14
= (17 x 14 – 9 x 3)/(3 x 14)
= (238 – 27) / 42
= 211/42
= 5 1/42
2] 6 3/4 : 2,25 + 2 1/2 x 4% = 27/4 : 9/4 + 5/4 x 4/100
= 27/4 x 4/9 + 5/100
= 3 + 1/20
= 3 1/20