Toán Lớp 7: (3/4-0,5).(5/2+0,4)
Mn giúp mon vs ạ
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Toán Lớp 7: (3/4-0,5).(5/2+0,4)
Mn giúp mon vs ạ
Comments ( 2 )
= ( 3/4 – 1/2 ) . ( 5/2 + 2/5 )
= ( 3/4 – 2/4 ) . ( 25/10 + 4/10 )
= 1/4 . 29/10
= 29/40