苏教版一年级下册数学数学 口算练习1

温柔似野鬼°
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2020年10月06日 04:13
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2020年10月6日发(作者:章懋)


天才是百分之一的灵感加百分十九十九的努力
一年级口算练习1
80+20 =
60-10 =
50+25 =
97-70 =
73-8 =
80+5 =
62-3 =
4+30 =
6+22 =
92-4 =
34+4 =
63-6 =
96-90 =
9+25 =
70-50 =
39+9 =
34-30 =
59-9 =
79-70 =
59-2 =
50+50 =
41-8 =
7+57 =
72-7 =


27-2 =
33-3 =
5+8 =
17-9 =
21-3 =
35-5 =
9+9 =
58-5 =
9+21 =
74-7 =
59+1 =
54+4 =
69-9 =
86-70 =
23+30 =
79-4 =
78-30 =
17+2 =
86-9 =
64+6 =
8+50 =
63+7 =
46+8 =
46-8 =
8+12 =
80-20 =
36+7 =
100-10 =
78+8 =
36-5 =
9+24 =
71-4 =
8+22 =
60-10 =
5+12 =
30+28 =
54-9 =
37-6 =
45+8 =
58+8 =
46-6 =
55-5 =
6+28 =
26+4 =
62-6 =
3+56 =
30+22 =
71-4 =
每天练一练
34-2 =
49+2 =
89-9 =
3+18 =
37-6 =
63-8 =
78-30 =
99-1 =
51+4 =
35+20 =
6+45 =
6+23 =
15-8 =
7+22 =
61-2 =
51-4 =
6+33 =
8+32 =
78+2 =
33-3 =
35+5 =
90-70 =
100-50 =
90-30 =
39+7 =
89+2 =
18-9 =
8+5 =
90-30 =
50-9 =
17-8 =
13-4 =
17+40 =
35+50 =
80-7 =
25+6 =
70-70 =
35+20 =
44+9 =
84-20 =
100-40 =
37-8 =
8+6 =
40+7 =
9+8 =
45+5 =
3+48 =
14-5 =

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