0.5÷5%= 9÷×= 3÷4+= 3﹣=
8××0.125= ÷15= ×1.6= 40%+1.4=
5t:500kg 9:1.5
= = = =
0.25= 0.76÷0.4= 1.6×12%= 1﹣4÷8=
3.14×11= 5.06+1.2= 0.9×99+0.9= =