3020-105= | 1.8+0.82= | 4.8÷0.24= | 4.2+8.7÷0.29= |
+0.72= | 1.25×0.8= |
20-4.15+18.36-5.85 99×36+36 78.43-(7.36+19.43)
125×(8+24)×25 25×[(180+492)÷32] 99×22+33×34
①34×125×8
②99×75
③8100÷45÷9
④11×123+11×22-33×15
⑤37×[278-(53+35)]
⑥3.07-1.57+6.93-3.43
0.35+0.5= | 8-2.8= | 10000÷125÷8= | 250×9×4= |
10.6÷100= | 199×50+50= | 7.68+3.89-5.68= | 9+72÷9×0= |