文档介绍：三年级上册数学口算题⑴30×3= ⑵25+70= ⑶42÷7= ⑷54÷9= ⑸80×3= ⑹0×5= ⑺130×3= ⑻400×4= ⑼96-26= ⑽19+21= ⑾48-39= ⑿0+120= ⒀290-90= ⒁700×6= ⒂230×3= ⒃200×9= ⒄54-30= ⒅900+100= ⒆89-29= ⒇400×5= (21)101×2= (22)303×3= (23)404×2= (24)110×3= (25)105×4= (26)100×5= (27)50×6= (28)600×5= (29)3×20= (30)24+75= (31)45+1000= (32)35÷7= (33)67÷8= (34)72÷9= (35)63÷7= (36)32÷8= (37)12×4= (38)12+4= (39)20×5= (40)7×40= (41)30×5= (42)200×6= (43)5×300= (44)0×50= (45)1000×8= (46)4×2000= (47)200+5= (48)600-500= (49)30×0= (50)7×8+20= (51)6×5+40= (52)20×4+10= (53)50×3-50= (54)60×4-40= (55)25-15-3= (56)978-700= (57)36+64-30= (58)70-30+40= (59)4×5×7= (60)8×5×4= (61)20×6-20= (62)30×8-40= (63)50×4+9= (64)20×7+8= (65)(400-200)×9= (66)(100+20)×4= (67)120×(100-98)= (68)30÷6= (69)35÷6= (70)45÷9= (71)50÷8= (72)81÷9= (73)79÷9= (74)47÷6= (75)59÷7= (76)72÷8= (77)39÷6= (78)40÷8= (79)68÷9= (80)54÷8= ()里最大能填几(81)5×()<48 (82)7×()<50 (83)()×6<58 (84)()×9<30 (85)8×()<68 (86)4×()<30 (87