3 1.2 x 1,2 : 1 3/4 = A 2 2/5 C3 2/5 B 2 4/5
Matematika
AsuryaIndo
Pertanyaan
3 1.2 x 1,2 : 1 3/4 =
A 2 2/5 C3 2/5
B 2 4/5 D 3 4/5
A 2 2/5 C3 2/5
B 2 4/5 D 3 4/5
2 Jawaban
-
1. Jawaban Anonyme
Kelas 4 Matematika
Bab Pecahan
3 1/2 x 1,2 : 1 3/4
= 7/2 x 12/10 : 7/4
= 7/2 x 6/5 x 4/7
= 7/7 x 4/2 x 6/5
= 1 x 2 x 6/5
= 12/5
= 2 2/5 -
2. Jawaban PriscoMCM
3 1/2 = 7 / 2
1.2 = 12 / 10
1 3/4 = 7 / 4
= 7 / 2 × 12 / 10 × 4 / 7
= 336 / 140
= 168 / 70
= 84 / 35 ( sama sama dibagi 7 )
= 12 / 5
= 2 2/5
Opsi A. 2 2/5
Semoga bermanfaat.....
-Prisco