摘要：12- 4 12- 5 15- 8 11- 2 13- 5 11- 6 13- 5 15- 8 17- 8 13- 4 12- 7 16- 9 12- 4 14- 5
网址：http://m.1010jiajiao.com/timu3_id_578870[举报]
| 12-5= | 17-9= | 6+8= | 11-9= |
| 15-12+7= | 4+30= | 17+4= | 14-5= |
| 38-8= | 4+9-8= | 16-7= | 13-6= |
| 50+7= | 15-8= | 40-5+5= | 15元-6元= |
| 14元7角-7角= | 2元2角+8角= |
|
(1)8 ×10= |
(2)13 ×50= |
(3)6 ×70= |
|
(4)125 ×100= |
(5)16 ×40= |
(6)40 ×30= |
|
(7)25 ×30= |
(8)43 ×20= |
(9)75 ×100= |
|
(10)200 ×40= |
(11)12 ×200= |
(12)15 ×300= |