6+17= 156﹣156= 4500÷9= 41+18= 3600÷30=
57+43= 48÷12= 1.8+3.5= 7﹣3.8= 35×60=
35×10= 1500÷10= 0÷46.79= 1.5÷5= 8÷5=+
=
+
= 1﹣
=
﹣
=
3﹣=
×2=
×
=
÷
= 40×80=
80﹣17 32×20 75﹣69= 13×5= 8.7﹣2.4=
2000+400= 1.4×100= 1.2÷100= 124.6×1= 7.256÷7.256=
1.2÷0.2= 24×10%= +0.5= 2+
=
+
=
÷2=
÷
=
×0.2=