文档介绍：三年级口算
第一天
31X3 =
904-3 =
144-2 =
964-3 =
724-9 =
804-4 =
664-6 =
150-90 =
470-70 =
60-15 =
7X80 =
180-80 =
1X3 =
300 + 700 =
04-49 =
590-500 =
724-8 =
第八天
424-2 =
34X2 =
11X4 =
33X3 =
824-2 =
80X9 =
70X4 =
32X2 =
7X11 =
30X7 =
10X6 =
87X10 =
450-50 =
12X4 =
600 + 200 =
500 + 40 =
20X40 =
644-8 =
80X8 =
22X4 =
404-4 =
7204-9 =
29 + 14 =
444-4 =
11X4 =
10X34 =
80X5 =
33X2 =
90X5 =
65X1 =
20X4 =
32：4 =
第九天
77-29 =
40X7 =
1X73 =
274-9-
04-93 =
21X3 =
90X5 =
3X60-
644-2 =
664-6 =
804-8 =
304-6-
30X5 =
65X1 =
600 + 200 =
154-5=
75 + 18 =
544-6 =
120X4 =
494-7-
600 + 700 =
22X4 =
644-2 =
90X4-
40X7 =
80X8 =
94-3-
904-3-
43 + 38 =
10X47 =
90!3=
9X70=
第十天
90X5 =
30X7 =
904-3=
424-6X6=
84-65 =
04-93 =
70X2=
244-4=
43-16 =
604-6 =
184-2=
2404-4=
10X8 =
10X36 =
40^5=
90X9=
57 + 29 =
664-3 =
36^6=
814-9=
500 + 40 =
43 + 38 =
144-7=
304-5=
88X1 =
724-8 =
204-5=
424-7=
70X5 =
36 + 56 =
72^8=
724-9=
304-6=
814-9=
154-3=
50X2=
144-2=
364-6=
104-5=
484-6=
70X8=
634-7=
424-6=
42+36=
354-5=
124-2=
70X2=
8X34-4=
5X6+41=
284-4=
184-2=
40X5=
164-4=
814-9=
80+8=
41+25=
274-9=
804-8=
140-80=
40X7=
404-8=
40X8=
20-7=
354-7=
第十二天
364-6=
75-64=
60+40=
40X9=
144-2=
20X1=
160-80=
36+24=
204-4=
404-8=
214-7=
124-2=
724-9=
324-4=
30X8=
78-19=
364-4=
85-62=
804-2=
30X8=
814-9=
204-5=
40X8=
124-4+9=
724-8=
60X5=
304-5=
244-4=
544-6=
404-54-2=
184-3=
634-9=
724-8=
2004-4=
600+600=
244-8=
144-7=
7204-9=
110-90=
814-9=
544-6=
504-1=
20+70=
724-8=
634-7=
40X30=
40+500=
484-6=
424-6=
1504-3=
150-90=
814-9=
334-3=
1804-2=
120-50=
254-5=
324-4=
80X60=
7204-9=
214-7=
184-9=
404-2=
40X50=
124-2=
第十四天
1604-4=
60X2=
364-4=
284-4=
274-9=
604-2=
454-5=
634-9=
404-8=
424-6=
39+45=
284-4=
364-6=
644-8X8=
304-6=
364-9=
814-9=
180-10=
424-7=
324-8=
304-5=
5