六年级简便运算100题
怎么写周记-情人节祝福短信
六年级简便运算100题
29
×
98
6336
×
6442
34
×
47
1127
×
5444
7919
× × × × ×
45341316
32
×
83
335313
×27 ×21 × × ×
× ×
5118351414
43983953
× ×
×
537755
++ +++ ×
+ +- -+
64310208126
259271
1--
× ×
77103205
5524
-+ +-
-- +-
287141
1171752
-(-) +-
-(
31
-)
86
1318
835
-- -- +++ +-+
++
25825
9887858
31511552
+--
-+
4284287147
++- ++
+×99 2.5×39+2.5×60+2.5 12.5×2.5×32
344
337.5×2.5+25×66.35-250×0.01
1432293
×3× ×× 60××
×× ×5× ××
549542947152033510
7553
24×× ×12×
83184
59422732511945
××
35×× ×12× ×× ×121×
312105544
3595
××36 40××
2592524
43.75×98
35.42×10.1
345
-+ ××57 ××××0
××
5231158
1245
59
×15××8 ×
7516
610
232374827963826342535
× + - ××
× × ××
591853
112745
× ××57
54221916
61938311532
×× ×14× ×× × 24× × +
-
57485236888845
2172579
+ × ×
345341835
472137287124
× ++ +- -- × -(-)
×24
25267378585
1127222
××0 -×
5422333