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0.33= - = ÷ = ÷ × ÷ =
8-8× = 0.12÷20%= × = 3.2+ -3.2+ =
×10= ÷ = ÷4= 2÷1.25=
×30%= : = ÷2= 0.4:0.12=
÷ = 18× = - = 33%+20%= 7.5× =
6.8÷10%= + = 4.5×80= 1÷ = ×0+ =
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