29×20=
120×60=
104×9=
924×0=
9×700=
468÷9=
960÷16=
4200÷14=
0.15+0.5=
1-0.09=
10.8-8=
1.9+0.19=
0.97-0.9=
6.4+4.6=
8.5-0.85+1.5=
4.5+5.5-4.5+5.5=
0.32+10=
3.4-0.9=
4.37×10=
700+(175×2)=
10-2.18=
6-0÷6=
3.45+2.65=
2×9+2×9=
125×8= 0÷9= 1-0.04= 50÷1000=
7.2+8= 1.25×10= 543-27-43= 99×66+99=
1.7×100= 5a-4a= 86×101= 8-4.12= 4.6÷100×1000=
25×7×4= 50+125×8= 5.3×10÷100= 86÷1000= 3n+5n=
8÷100= 0.43÷100= 0×45×2= 7.23×10= 5.6+5=
75+15÷5= 2.76×1000= 1.5-0.6= 25×4÷25×4 =
8×105= 224×20= 603×21≈ 13m-4m=
200×12= 250×80= 399×42≈ 8×x×y=
(元)