12.5 : 0.5 + 12.5 x 2 + 75 x 2
=12.5 x 2 + 12.5 x 2 + 75 x2
=(12.5 + 12.5 + 75) x 2
= 100 x 2
= 200
12,5 : 0,5 + 12,5 x 2 + 75 x 2
= 12,5 x 2 + 12,5 x 2 + 75 x 2
= 2 x ( 12 ,5 + 12,5 + 75)
= 2 x 100
= 200
Kết quả là 200 nhé bạn
12,5:0,5+12,5x2+75x2
=12,5x2+12,5x2+75x2
=2x(12,5+12,5+75)
=2x100
=200
12,5:0,5+12,5x2+75x2
=12,5:\(\frac{1}{2}\)+12,5x2+75x2
=12,5x2+12,5x2+75x2
=2x(12,5+12,5+75)
=2x100
=200