1.95×10=
4÷5=
×1.4=
3.1﹣1.7=
=
63÷63%=
0.2+ =
35×198≈
:2=
2.5×1.25×4=
(+)×9= 1.5×100= 99×0.8+0.8= 42=
+= 7﹣= ×= ÷=
100﹣27.5= += 90×= 0.72÷0.6=
1.25×0.8= ÷75%= 96×65%+96×35%= 12÷×=
1.5÷0.05= 8÷0.001= 2.2+8= 31.9-3.09= 3×4÷3×4=
× = 5- + = × = 0.12= 1÷ - ÷1=
(元)
(本)