小学三年级下册数学口算
于丹感悟人生-珍惜资源作文
小学三年级下册数学口算
(一)
(1)611-31=
(2)890-870= (3)
516-191=
(4)808-38=
(5)967-702= (6)316-210=
483-465= (8)840-479=
(9)914-775=
(10)933-137=
912-894= (12)838-688=
(13)27 + 46 = (14)810 - 125 =
=
(16)90 + 47 =
(17)18 + 15 = (18)18 + 53
=
= (20)398 - 148 =
(21)256
+ 775 = (22)449 - 312 =
= (24)106
+ 537 =
(25)916 + 861 = (26)713 - 288 =
= (28)72 + 76 =
(7)
(11)
(15)92
+ 65
(19)29 + 32
23)202 – 155
27)954 -
286
(
(
(29)71 + 68 = (30)64 -
60 = (31)716 - 117
= (32)766 + 792 =
(33)79-39 = (34)84-17=
(35)175 + 157
= (36)38 + 69 =
(37)83
- 62 = (38)12 + 98 = (39)808 + 213
= (40)704 - 124 =
(41)607 + 914 =
(42)645 -239= (43)648 - 585
= (44)352
+ 708 =
(45)970 + 602 = (46)860 - 162 =
(47)343 + 801
= (48)806 + 487 =
(49)691 + 400 = (50)56-14 =
(二)
(1)353 + 939 = (2)802 - 668 = (3)287 -
167 = (4)
859 - 371 =
(5)941 -
343 = (6)472 + 425 = (7)900 - 168
=
(8)300+186 =
(9)900 - 554 = (10)800 - 200 =
(11)460 + 991
= (12)700 - 666 =
(13)300
- 122 =
= (16)900 - 705 =
(17)400 -
133 =
= (20)400 - 157 =
(21)700 -
205 =
= (24)455 + 695 =
(25)204 -
191 =
= (28)285 + 691 =
(29)300 -
288 =
400= (32)120- 40=
14)900 - 353
=
(18)200 - 158 =
22)785 + 937 =
(26)224 + 944 =
(30)947 - 236 =
15)500 - 162
(19)300 - 257
23 )274 -
226
27)704 + 736
(31)1200-
((
( (
(
(33)166 - 120 =
(34)727 + 517 = (35)33× 2
=
(36)332 - 246 =
(37)25+32 = (38)73 +
26= (39) 150 + 144
= (40)2 ×14=
(41)1400- 800= (42)320×3 =
=
(44)792 + 192 =
(45)544 - 492 = (46)4×
70 =
35= (48)4 × 120=
(49)55-37= (50)38-19=
(三)
(1)25×4 = (2)30 + 700 =
=
(4)1400+1400=
(5)48÷ 4= (6)33+(
)=100
=20 (8)3×( )=3000
43) 179 -79
(47)65 +
(3)73-30
7)40÷ ( )
(
(
(9)60÷6 = (10)2×20+2=
(11)
80×2×0= (12)52 ÷ 4 =
(13)30×3+ 4= (14)80÷5÷4 =
(15)68-
19= (16)179 -79 =
(17)72 ÷9= (18)98+17-36=
+15=
(20)84-17-43=
(21)100×3×3= (22)20×4 ÷4=
11×2×5= (24)6×8=
(25)46÷2 = (26)700+ 500 =
=
(28)4 ×12 =
(29)700 +900= (30)9 ×300=
= (32)36 ÷3 =
(33)1300-600= (34)6 ×40 =
=
(36)130× 3=
(19)30+15+30
(23)
(27)3×101
(31)1400
-800
35)1200 -500
(
(37)39+43 = (38)49-26=
(39)93÷ 3
= (40)90-34=
(41)2×210= (42)86÷2 =
(43)37 +
36= (44)90-43=
(45)800×8= (46)1200-400=
40=
(48)33× 2 =
(49)29+32 = (50)39+ 26=
47)120- (