三年级下数学计算?【篇一】小学三年级下册数学题 一、注意审题,细心计算。 1、口算 30×70= 75÷5= 25×30= 33×20= 10+3×20= 20×50= 40×11= 27×3= 72÷8×9= 45-40÷5= 2、用竖式计算,带的验算。那么,三年级下数学计算?一起来了解一下吧。
900÷30 12×40 480÷80 16×6 12×7
420÷60 100×26 2400+300 5600÷70 320+780
90÷18 16×25 480+30 300-25×4 100-72÷8
689×5≈ 5430÷9≈ 3976÷8≈ 2080×4≈ 260×8≈
25 -15 -80 = 10 -80 = -70
26 -6 -64 = 20 -64 = -44
27 + 3 -48 = 30 -48 = -18
28 + 12 -32 = 40 -32 = 8
29 + 21 -16 = 50 -16 = 34
30 + 30 + 0 = 60 + 0 = 60
31 + 39 + 16 = 70 + 16 = 86
32 + 48 + 32 = 80 + 32 = 112
33 + 57 + 48 = 90 + 48 = 138
34 + 66 + 64 = 100 + 64 = 164
35 + 75 + 80 = 110 + 80 = 190
36 + 84 + 96 = 120 + 96 = 216
37 + 93 + 112 = 130 + 112 = 242
38 + 102 + 128 = 140 + 128 = 268
39 + 111 + 144 = 150 + 144 = 294
40 -30 -140 = 10 -140 = -130
41 -21 -124 = 20 -124 = -104
42 -12 -108 = 30 -108 = -78
43 -3 -92 = 40 -92 = -52
44 + 6 -76 = 50 -76 = -26
45 + 15 -60 = 60 -60 = 0
46 + 24 -44 = 70 -44 = 26
47 + 33 -28 = 80 -28 = 52
48 + 42 -12 = 90 -12 = 78
49 + 51 + 4 = 100 + 4 = 104
50 + 60 + 20 = 110 + 20 = 130
51 + 69 + 36 = 120 + 36 = 156
52 + 78 + 52 = 130 + 52 = 182
53 + 87 + 68 = 140 + 68 = 208
54 + 96 + 84 = 150 + 84 = 234
55 -45 -200 = 10 -200 = -190
56 -36 -184 = 20 -184 = -164
57 -27 -168 = 30 -168 = -138
58 -18 -152 = 40 -152 = -112
59 -9 -136 = 50 -136 = -86
60 + 0 -120 = 60 -120 = -60
61 + 9 -104 = 70 -104 = -34
62 + 18 -88 = 80 -88 = -8
63 + 27 -72 = 90 -72 = 18
64 + 36 -56 = 100 -56 = 44
65 + 45 -40 = 110 -40 = 70
66 + 54 -24 = 120 -24 = 96
67 + 63 -8 = 130 -8 = 122
68 + 72 + 8 = 140 + 8 = 148
69 + 81 + 24 = 150 + 24 = 174
70 -60 -260 = 10 -260 = -250
71 -51 -244 = 20 -244 = -224
72 -42 -228 = 30 -228 = -198
73 -33 -212 = 40 -212 = -172
74 -24 -196 = 50 -196 = -146
11 3^3-5
12 4^2-34%
13 3.25-315%
14 7^3+445%
360÷[(12+6)×5]
288÷[(26-14)×8]
500×6-(50×2-80)
(105×12-635)÷25864÷[(27-23)×12]
(45+38-16)×24500-(240+38×6)
[64-(87-42)] ×15(845-15×3)÷1612×[(49-28)÷7]
450÷[(84-48] )÷12(58+37)÷(64-9×5)95÷(64-45)
178-145÷5×6+42812-700÷(9+31×11)
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
75×27+19×2
531×870+13×310
180÷30= 720÷30= 360÷30= 920÷40= 780÷60= 960÷40=
432÷24= 625÷23= 837÷43= 850÷17= 780÷26= 544÷17=
898÷28= 420÷30= 780÷20= 690÷30= 750÷50= 840÷60=
520÷40= 920÷23= 864÷32= 840÷24= 704÷44= 480÷32=
672÷21= 754÷58= 897÷39= 624÷26= 576÷18=
【篇一】小学三年级下册数学题
一、注意审题,细心计算。1、口算
30×70=75÷5=25×30=33×20=10+3×20=
20×50=40×11=27×3=72÷8×9=45-40÷5=
2、用竖式计算,带的验算。
56×45=76×27=32×50=
3、混合运算
48×12-22025+45×50786-(253+147)
二、认真读题,准确填写。
1、25×44的末尾有()个0。
2、把下面算式合并成综合算式。
67-25=4242÷6=7
3、教师节()月()日,它在第()季度,这个季度有()天
4、最小的两位数乘以的两位数的积是()。
5、在○里填上“<”、“>”或“=”。
4000米○4千米130-83-17○130-(83+17)
2吨○1800千克120-38×2○120-38÷2
6、在()里填上合适的单位名称。
(1)南京长江大桥大约长7000()。
(2)一头大象大约重5()。
(3)一架飞机自重约15(),每小时可飞行980()。
(4)一头绵羊大约重45()。
7、小华的生日是一年最后一天,是()月()日。
小红的生日是国庆节的前二天,是()月()日。
8、□1×32,要使积是四位数,□里至少填()。
36+64= 36÷3= 666÷3= 0×4=
68-35= 56+42= 25÷5= 270÷9=
96÷6= 20×4= 25×4= 120÷6=
25÷3= 10×8= 420÷7= 40×9=
36×30= 24+38= 12×5= 50×40=
87+23= 488÷8= 26×11= 52+28=
320+140=300÷6= 12×4= 8÷8=
90×9= 10×5= 0×59= 12×40=
1.4-0.5=10÷5= 7.2-3.6=80×2=
4.4+2.1=30÷5= 15×3= 20×3=
2.3+0.6=1.8+0.7=13×20= 59×0=
90×4= 80÷4= 1.7-0.9=2.8+2.7=
30×5= 620-420=707÷7= 80-25=
5×80= 20×40= 60×20 50×3=
(40÷8)= 20×20= 63÷7= 90÷3=
3×2=41+39= 3÷3=9+27=
69+12= 30÷3= 8÷2=1×6=
90÷2= 42÷7= 32÷4= 80÷2=
9×7=16÷8= 10÷2= 5×5=
180÷30= 720÷30= 360÷30= 920÷40= 780÷60= 960÷40=
432÷24= 625÷23= 837÷43= 850÷17= 780÷26= 544÷17=
898÷28= 420÷30= 780÷20= 690÷30= 750÷50= 840÷60=
520÷40= 920÷23= 864÷32= 840÷24= 704÷44= 480÷32=
900÷30 12×40 480÷80 16×6 12×7
420÷60 100×26 2400+300 5600÷70 320+780
90÷18 16×25 480+30 300-25×4 100-72÷8
689×5≈ 5430÷9≈ 3976÷8≈ 2080×4≈ 260×8≈
25 -15 -80 = 10 -80 = -70
26 -6 -64 = 20 -64 = -44
27 + 3 -48 = 30 -48 = -18
28 + 12 -32 = 40 -32 = 8
29 + 21 -16 = 50 -16 = 34
30 + 30 + 0 = 60 + 0 = 60
31 + 39 + 16 = 70 + 16 = 86
32 + 48 + 32 = 80 + 32 = 112
33 + 57 + 48 = 90 + 48 = 138
34 + 66 + 64 = 100 + 64 = 164
35 + 75 + 80 = 110 + 80 = 190
36 + 84 + 96 = 120 + 96 = 216
37 + 93 + 112 = 130 + 112 = 242
38 + 102 + 128 = 140 + 128 = 268
39 + 111 + 144 = 150 + 144 = 294
40 -30 -140 = 10 -140 = -130
41 -21 -124 = 20 -124 = -104
42 -12 -108 = 30 -108 = -78
43 -3 -92 = 40 -92 = -52
44 + 6 -76 = 50 -76 = -26
45 + 15 -60 = 60 -60 = 0
46 + 24 -44 = 70 -44 = 26
47 + 33 -28 = 80 -28 = 52
48 + 42 -12 = 90 -12 = 78
49 + 51 + 4 = 100 + 4 = 104
50 + 60 + 20 = 110 + 20 = 130
51 + 69 + 36 = 120 + 36 = 156
52 + 78 + 52 = 130 + 52 = 182
53 + 87 + 68 = 140 + 68 = 208
54 + 96 + 84 = 150 + 84 = 234
55 -45 -200 = 10 -200 = -190
56 -36 -184 = 20 -184 = -164
57 -27 -168 = 30 -168 = -138
58 -18 -152 = 40 -152 = -112
59 -9 -136 = 50 -136 = -86
60 + 0 -120 = 60 -120 = -60
61 + 9 -104 = 70 -104 = -34
62 + 18 -88 = 80 -88 = -8
63 + 27 -72 = 90 -72 = 18
64 + 36 -56 = 100 -56 = 44
65 + 45 -40 = 110 -40 = 70
66 + 54 -24 = 120 -24 = 96
67 + 63 -8 = 130 -8 = 122
68 + 72 + 8 = 140 + 8 = 148
69 + 81 + 24 = 150 + 24 = 174
70 -60 -260 = 10 -260 = -250
71 -51 -244 = 20 -244 = -224
72 -42 -228 = 30 -228 = -198
73 -33 -212 = 40 -212 = -172
74 -24 -196 = 50 -196 = -146
11 3^3-5
12 4^2-34%
13 3.25-315%
14 7^3+445%
360÷[(12+6)×5]
288÷[(26-14)×8]
500×6-(50×2-80)
(105×12-635)÷25864÷[(27-23)×12]
(45+38-16)×24500-(240+38×6)
[64-(87-42)] ×15(845-15×3)÷1612×[(49-28)÷7]
450÷[(84-48] )÷12(58+37)÷(64-9×5)95÷(64-45)
178-145÷5×6+42812-700÷(9+31×11)
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
75×27+19×2
531×870+13×310
180÷30= 720÷30= 360÷30= 920÷40= 780÷60= 960÷40=
432÷24= 625÷23= 837÷43= 850÷17= 780÷26= 544÷17=
898÷28= 420÷30= 780÷20= 690÷30= 750÷50= 840÷60=
520÷40= 920÷23= 864÷32= 840÷24= 704÷44= 480÷32=
672÷21= 754÷58= 897÷39= 624÷26= 576÷18=
900÷30 12×40 480÷80 16×6 12×7
420÷60 100×26 2400+300 5600÷70 320+780
90÷18 16×25 480+30 300-25×4 100-72÷8
689×5≈ 5430÷9≈ 3976÷8≈ 2080×4≈ 260×8≈
25 -15 -80 = 10 -80 = -70
26 -6 -64 = 20 -64 = -44
27 + 3 -48 = 30 -48 = -18
28 + 12 -32 = 40 -32 = 8
29 + 21 -16 = 50 -16 = 34
30 + 30 + 0 = 60 + 0 = 60
31 + 39 + 16 = 70 + 16 = 86
32 + 48 + 32 = 80 + 32 = 112
33 + 57 + 48 = 90 + 48 = 138
34 + 66 + 64 = 100 + 64 = 164
35 + 75 + 80 = 110 + 80 = 190
36 + 84 + 96 = 120 + 96 = 216
37 + 93 + 112 = 130 + 112 = 242
38 + 102 + 128 = 140 + 128 = 268
39 + 111 + 144 = 150 + 144 = 294
40 -30 -140 = 10 -140 = -130
41 -21 -124 = 20 -124 = -104
42 -12 -108 = 30 -108 = -78
43 -3 -92 = 40 -92 = -52
44 + 6 -76 = 50 -76 = -26
45 + 15 -60 = 60 -60 = 0
46 + 24 -44 = 70 -44 = 26
47 + 33 -28 = 80 -28 = 52
48 + 42 -12 = 90 -12 = 78
49 + 51 + 4 = 100 + 4 = 104
50 + 60 + 20 = 110 + 20 = 130
51 + 69 + 36 = 120 + 36 = 156
52 + 78 + 52 = 130 + 52 = 182
53 + 87 + 68 = 140 + 68 = 208
54 + 96 + 84 = 150 + 84 = 234
55 -45 -200 = 10 -200 = -190
56 -36 -184 = 20 -184 = -164
57 -27 -168 = 30 -168 = -138
58 -18 -152 = 40 -152 = -112
59 -9 -136 = 50 -136 = -86
60 + 0 -120 = 60 -120 = -60
61 + 9 -104 = 70 -104 = -34
62 + 18 -88 = 80 -88 = -8
63 + 27 -72 = 90 -72 = 18
64 + 36 -56 = 100 -56 = 44
65 + 45 -40 = 110 -40 = 70
66 + 54 -24 = 120 -24 = 96
67 + 63 -8 = 130 -8 = 122
68 + 72 + 8 = 140 + 8 = 148
69 + 81 + 24 = 150 + 24 = 174
70 -60 -260 = 10 -260 = -250
71 -51 -244 = 20 -244 = -224
72 -42 -228 = 30 -228 = -198
73 -33 -212 = 40 -212 = -172
74 -24 -196 = 50 -196 = -146
11 3^3-5
12 4^2-34%
13 3.25-315%
14 7^3+445%
360÷[(12+6)×5]
288÷[(26-14)×8]
500×6-(50×2-80)
(105×12-635)÷25864÷[(27-23)×12]
(45+38-16)×24500-(240+38×6)
[64-(87-42)] ×15(845-15×3)÷1612×[(49-28)÷7]
450÷[(84-48] )÷12(58+37)÷(64-9×5)95÷(64-45)
178-145÷5×6+42812-700÷(9+31×11)
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
75×27+19×2
531×870+13×310
180÷30= 720÷30= 360÷30= 920÷40= 780÷60= 960÷40=
432÷24= 625÷23= 837÷43= 850÷17= 780÷26= 544÷17=
898÷28= 420÷30= 780÷20= 690÷30= 750÷50= 840÷60=
520÷40= 920÷23= 864÷32= 840÷24= 704÷44= 480÷32=
672÷21= 754÷58= 897÷39= 624÷26= 576÷18=
672÷21= 754÷58= 897÷39= 624÷26= 576÷18= 900÷30
很随意的
900÷30 12×40 480÷80 16×6 12×7
420÷60 100×26 2400+300 5600÷70 320+780
90÷18 16×25 480+30 300-25×4 100-72÷8
689×5≈ 5430÷9≈ 3976÷8≈ 2080×4≈ 260×8≈
25 -15 -80 = 10 -80 = -70
26 -6 -64 = 20 -64 = -44
27 + 3 -48 = 30 -48 = -18
28 + 12 -32 = 40 -32 = 8
29 + 21 -16 = 50 -16 = 34
30 + 30 + 0 = 60 + 0 = 60
31 + 39 + 16 = 70 + 16 = 86
32 + 48 + 32 = 80 + 32 = 112
33 + 57 + 48 = 90 + 48 = 138
34 + 66 + 64 = 100 + 64 = 164
35 + 75 + 80 = 110 + 80 = 190
36 + 84 + 96 = 120 + 96 = 216
37 + 93 + 112 = 130 + 112 = 242
38 + 102 + 128 = 140 + 128 = 268
39 + 111 + 144 = 150 + 144 = 294
40 -30 -140 = 10 -140 = -130
41 -21 -124 = 20 -124 = -104
42 -12 -108 = 30 -108 = -78
43 -3 -92 = 40 -92 = -52
44 + 6 -76 = 50 -76 = -26
45 + 15 -60 = 60 -60 = 0
46 + 24 -44 = 70 -44 = 26
47 + 33 -28 = 80 -28 = 52
48 + 42 -12 = 90 -12 = 78
49 + 51 + 4 = 100 + 4 = 104
50 + 60 + 20 = 110 + 20 = 130
51 + 69 + 36 = 120 + 36 = 156
52 + 78 + 52 = 130 + 52 = 182
53 + 87 + 68 = 140 + 68 = 208
54 + 96 + 84 = 150 + 84 = 234
55 -45 -200 = 10 -200 = -190
56 -36 -184 = 20 -184 = -164
57 -27 -168 = 30 -168 = -138
58 -18 -152 = 40 -152 = -112
59 -9 -136 = 50 -136 = -86
60 + 0 -120 = 60 -120 = -60
61 + 9 -104 = 70 -104 = -34
62 + 18 -88 = 80 -88 = -8
63 + 27 -72 = 90 -72 = 18
64 + 36 -56 = 100 -56 = 44
65 + 45 -40 = 110 -40 = 70
66 + 54 -24 = 120 -24 = 96
67 + 63 -8 = 130 -8 = 122
68 + 72 + 8 = 140 + 8 = 148
69 + 81 + 24 = 150 + 24 = 174
70 -60 -260 = 10 -260 = -250
71 -51 -244 = 20 -244 = -224
72 -42 -228 = 30 -228 = -198
73 -33 -212 = 40 -212 = -172
74 -24 -196 = 50 -196 = -146
11 3^3-5
12 4^2-34%
13 3.25-315%
14 7^3+445%
360÷[(12+6)×5]
288÷[(26-14)×8]
500×6-(50×2-80)
(105×12-635)÷25864÷[(27-23)×12]
(45+38-16)×24500-(240+38×6)
[64-(87-42)] ×15(845-15×3)÷1612×[(49-28)÷7]
450÷[(84-48] )÷12(58+37)÷(64-9×5)95÷(64-45)
178-145÷5×6+42812-700÷(9+31×11)
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
75×27+19×2
531×870+13×310
180÷30= 720÷30= 360÷30= 920÷40= 780÷60= 960÷40=
432÷24= 625÷23= 837÷43= 850÷17= 780÷26= 544÷17=
898÷28= 420÷30= 780÷20= 690÷30= 750÷50= 840÷60=
520÷40= 920÷23= 864÷32= 840÷24= 704÷44= 480÷32=
672÷21= 754÷58= 897÷39= 624÷26= 576÷18=
以上就是三年级下数学计算的全部内容,【 #三年级# 导语】小学低年级数学学习对当前和以后的学习都有着重要的意义,认识小学低年级数学学习的重要性将会改变我们对于数学学习的态度与认识,以正确的态度对待小学低年级数学的学习,更好地学好数学、。