31/20×3 1/5 tolng jawab y

Mapel : Matematika
Kelas : IV SD
Bab : Pecahan

Pembahasan :
31/20 x 3(1/5)
31/20 x 16/5
= (31 x 16)/(20 x 5)
= 496/100
= 124/25
= 4(24/25)

diketahui 3 1/5 = 16/5

maka
31/20 x 16/5
= 496/100
= 4 96/100
= 4 24/25