3.57+1.43= 4.2× =
10-9.2= 0.6×0.6=
0.72÷0.8= 8× ÷8÷ =
+= ﹣= 24×= 5﹣=
30÷= += +0.25= ÷=
328+199= 2.4+3.06= 24×12.5%= 4﹣﹣=
﹣= 3.2÷0.01= 3.5:1.4=﹣=
0.125+= ﹣= 8×75%= 3÷=
2﹣20%= 0.72÷0.8= ×= 5%÷=
0.57+4.3=
×=
73×101=
-=
2.4÷0.1=
2.6×-×0.6=
420﹣298= 4+5.6= = =
0.25×0.4= 0.133= = =
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