表示什么数?
(1)93÷ =188 (2) +65=98
(3)85﹣ =26 (4) ﹣19=31
(5) ×12=84 (6)23× =115
(7)50× =1500 (8) ×19=437
(9)169÷ =13 (10)625÷ =25
(11) ÷26=8 (12) ÷39=12.
20×9= . 40÷60= 80× =320
×50=350 180÷ =90 60× =480
320÷ =80 ÷50=7 45÷ =5
23×3= 69210÷3= 7040× =160
×30=180 ×5=300 ÷9=9
8× =640.