×4= ×= += ××4= 2﹣1.2=
3.5+5.8= ×= 3×1= 4÷0.5= 296﹣63=
﹣= 10﹣9.9= 8.2×10= 0×= ×36=
1﹣= += ﹣= 0.6×10= 4××4=
×4= ×= += ××4= 2﹣1.2=
3.5+5.8= ×= 3×1= 4÷0.5= 296﹣63=
﹣= 10﹣9.9= 8.2×10= 0×= ×36=
1﹣= += ﹣= 0.6×10= 4××4=