hasil dari(2 2/1*7 1/2)-(1 1/2*1 1/2):0,25

Jawabannya:

(2 2/1 × 7 1/2 ) - (1 1/2 × 1 1/2) : 0,25
= (4/1 × 15/2) - (3/2 × 3/2) : 0.25
= (60/2) - (9/4) : 0.25
= 30 - 2,25 : 0,25
= 30 - 9
= 21

# Semoga Membantu
Maaf Kalo Salah