姓名____________时间____________
口算练习题
(1) 17-11+2= (11) 7+10+2= (21) 11-8-3= (31) 11+4-1= (41) 17-1+3=
(2) 7+4-2= (12) 3+2-5= (22) 17-12+9= (32) 1+17-4= (42) 12+8-3=
(3) 3-2+14= (13) 18-0-17= (23) 7-4+15= (33) 2+15-14= (43) 9-5+16=
(4) 10-5+4= (14) 8+12-17= (24) 17-4-13= (34) 18-7-11= (44) 17-11+4=
(5) 15-1-4= (15) 14-10+4= (25) 16-14+4= (35) 9+7-2= (45) 11+4+2=
(6) 2+6-5= (16) 9+4+2= (26) 19+1-3= (36) 10-4-3= (46) 11-10+15=
(7) 12+2-8= (17) 16-4-11= (27) 11-6-4= (37) 10+5+3= (47) 18-10+3=
(8) 8+2+4= (18) 19-5-9= (28) 3+0+3= (38) 7+13-13= (48) 4+1+5=
(9) 6+2+9= (19) 7+4+6= (29) 9+10-8= (39) 6-3+2= (49) 16-4+7=
(10) 13-9-2= (20) 7+9-14= (30) 9+3-1= (40) 1+8+2= (50) 6+7+1=
标准答案:
(1)8 (2)9 (3)15 (4)9 (5)10 (6)3 (7)6 (8)14 (9)17 (10)2 (11)19 (12)0 (13)1 (14)3 (15)8 (16)15 (17)1 (18)5 (19)17 (20)2 (21)0 (22)14 (23)18 (24)0 (25)6 (26)17 (27)1 (28)6 (29)11 (30)11 (31)14 (32)14 (33)3 (34)0 (35)14 (36)3 (37)18 (38)7 (39)5 (40)11 (41)19 (42)17 (43)20 (44)10 (45)17 (46)16 (47)11 (48)10 (49)19 (50)14
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