3十()二73一20

下列数列中有空缺请选择答案,并说明其规律.1、7,5,3,10,1,(),()A.15,-4 B.20,-2 C.15,-1 D.20,02、123,112,90,()A.87 B.57 C.25 D.693、129,107,73,17,-73,()A.-55 B.89 C.-219 D.-81
1、7,5,3,10,1,(20),(0) A.15,-4 B.20,-2 C.15,-1 D.20,0 2、123,112,90,(57) A.87 B.57 C.25 D.69 3、129,107,73,17,-73,(-219) A.-55 B.89 C.-219 D.-81
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其他类似问题
扫描下载二维码4×5÷4×5=
0.25×4+4=
131+218+269+182=
120÷5÷3=
198-75-25=
120-20÷5=
59亿-58亿=
(1.3+3.5)÷0.6=
0.45÷1.25÷8=
2.5×7.6×4=
97.6÷0.02=
8.8-(0.25+0.4)=
0.25+87+0.75=
0.8-0.35×2=
0.1÷0.01×0.1=
9.9+9.9×99=
2.7×3.6+6.4×2.7=
720÷8÷9=
2.9+5.7+2.1=
2-0.16-0.64=
16.7+84.5-16.7=
6.8-(3.8+2.9)=
9×1.3+9×6.7=
5.5-5.25+5.2=
0.8×25-10=
42.8×25×4=
0.9÷0.01=
3×0.2×0.5=
0.96÷0.3=
2.5×0.7×0.8=
5.6×1.01=
8×(2.5+0.25)=
0.36+0.64=
64.32÷16=
72.8÷0.8=
8.4×0.2+1.6×0.2=
0.05×0.8=
2.56-0.37=
25×0.8×0.5=
3.5+3.5×3=
7.2×0.3+2.8×0.3=
(1.5+0.25)×4=
27+456+73=
2.87÷0.7=
24÷4+56÷4=
2.1×0.3÷2.1=
2.3-0÷8.1=
1.37-1.37÷1.37=
4.4÷(5×0.2)=
0.96÷0.06=
0.36×0.3=
0.35÷0.7=
13.65÷13=
4×0.8×0.25×1.25=
13+0.7÷0.7=
7.05×23.7+7.05×76.3=
0.125×3.2×2.5=
(12+23.1÷0.75)×0.4-5.12=
1.6×[(12-7.2)÷(0.84÷2.1)]= - 跟谁学
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4×5÷4×5=
0.25×4+4=
131+218+269+182=
120÷5÷3=
198-75-25=
120-20÷5=
59亿-58亿=
(1.3+3.5)÷0.6=
0.45÷1.25÷8=
2.5×7.6×4=
97.6÷0.02=
8.8-(0.25+0.4)=
0.25+87+0.75=
0.8-0.35×2=
0.1÷0.01×0.1=
9.9+9.9×99=
2.7×3.6+6.4×2.7=
720÷8÷9=
2.9+5.7+2.1=
2-0.16-0.64=
16.7+84.5-16.7=
6.8-(3.8+2.9)=
9×1.3+9×6.7=
5.5-5.25+5.2=
0.8×25-10=
42.8×25×4=
0.9÷0.01=
3×0.2×0.5=
0.96÷0.3=
2.5×0.7×0.8=
5.6×1.01=
8×(2.5+0.25)=
0.36+0.64=
64.32÷16=
72.8÷0.8=
8.4×0.2+1.6×0.2=
0.05×0.8=
2.56-0.37=
25×0.8×0.5=
3.5+3.5×3=
7.2×0.3+2.8×0.3=
(1.5+0.25)×4=
27+456+73=
2.87÷0.7=
24÷4+56÷4=
2.1×0.3÷2.1=
2.3-0÷8.1=
1.37-1.37÷1.37=
4.4÷(5×0.2)=
0.96÷0.06=
0.36×0.3=
0.35÷0.7=
13.65÷13=
4×0.8×0.25×1.25=
13+0.7÷0.7=
7.05×23.7+7.05×76.3=
0.125×3.2×2.5=
(12+23.1÷0.75)×0.4-5.12=
1.6×[(12-7.2)÷(0.84÷2.1)]=
4×5÷4×5=
0.25×4+4=
131+218+269+182=
120÷5÷3=
198-75-25=
120-20÷5=
59亿-58亿=
(1.3+3.5)÷0.6=
0.45÷1.25÷8=
2.5×7.6×4=
97.6÷0.02=
8.8-(0.25+0.4)=
0.25+87+0.75=
0.8-0.35×2=
0.1÷0.01×0.1=
9.9+9.9×99=
2.7×3.6+6.4×2.7=
720÷8÷9=
2.9+5.7+2.1=
2-0.16-0.64=
16.7+84.5-16.7=
6.8-(3.8+2.9)=
9×1.3+9×6.7=
5.5-5.25+5.2=
0.8×25-10=
42.8×25×4=
0.9÷0.01=
3×0.2×0.5=
0.96÷0.3=
2.5×0.7×0.8=
5.6×1.01=
8×(2.5+0.25)=
0.36+0.64=
64.32÷16=
72.8÷0.8=
8.4×0.2+1.6×0.2=
0.05×0.8=
2.56-0.37=
25×0.8×0.5=
3.5+3.5×3=
7.2×0.3+2.8×0.3=
(1.5+0.25)×4=
27+456+73=
2.87÷0.7=
24÷4+56÷4=
2.1×0.3÷2.1=
2.3-0÷8.1=
1.37-1.37÷1.37=
4.4÷(5×0.2)=
0.96÷0.06=
0.36×0.3=
0.35÷0.7=
13.65÷13=
4×0.8×0.25×1.25=
13+0.7÷0.7=
7.05×23.7+7.05×76.3=
0.125×3.2×2.5=
(12+23.1÷0.75)×0.4-5.12=
1.6×[(12-7.2)÷(0.84÷2.1)]=科目: 小学数学最佳答案
解:180÷60=3
12×25=300
4×5÷4×5=25
0.25×4+4=5
131+218+269+182=800
25×6×4=600
420÷35=12
36×5×4=720
120÷5÷3=8
198-75-25=98
120-20÷5=116
59亿-58亿=1亿
(1.3+3.5)÷0.6=8
75÷2.5=30
0.45÷1.25÷8=0.045
2.5×7.6×4=76
97.6÷0.02=4880
8.8-(0.25+0.4)=8.15
0.25+87+0.75=88
0.8-0.35×2=0.1
0.1÷0.01×0.1=1
9.9+9.9×99=990
2.7×3.6+6.4×2.7=27
720÷8÷9=10
2.9+5.7+2.1=10.7
2-0.16-0.64=1.2
16.7+84.5-16.7=84.5
6.8-(3.8+2.9)=0.1
9×1.3+9×6.7=72
5.5-5.25+5.2=5.45
0.8×25-10=10
42.8×25×4=4280
7.2+2.8=10
0.9÷0.01=90
3.5+7.6=11.1
3×0.2×0.5=0.3
0.96÷0.3=3.2
1.5×0.4=0.6
7÷0.25=28
2.5×0.7×0.8=1.4
16÷1.6=10
5.6×1.01=5.656
8×(2.5+0.25)=22
0.36+0.64=1
64.32÷16=4.02
72.8÷0.8=91
8.4×0.2+1.6×0.2=2
8.4÷4.2=2
0.05×0.8=0.04
2.56-0.37=2.19
1.23×3=3.69
25×0.8×0.5=10
12×2.5=30
3.2÷1.6=2
3.5+3.5×3=14
19.6÷2=9.8
8.8÷2.2=4
3.9+2.03=5.93
7.2×0.3+2.8×0.3=3
13.8+9.9=23.7
2.4×2.5=6
(1.5+0.25)×4=7
4.2÷0.1=42
4.2÷3.5=1.2
2.14-0.9=1.24
27+456+73=556
12÷0.3=40
2.87÷0.7=4.1
13÷4=3.25
24÷4+56÷4=20
2.1×0.3÷2.1=0.3
2.3-0÷8.1=2.3
1.37-1.37÷1.37=0.37
4.4÷(5×0.2)=4.4
7×1.3=9.1
0.96÷0.06=16
0.36×0.3=0.108
0.35÷0.7=0.5
13.65÷13=1.05
4×0.8×0.25×1.25=1
13+0.7÷0.7=14
7.05×23.7+7.05×76.3=705
0.125×3.2×2.5=1
(12+23.1÷0.75)×0.4-5.12=12
728+199=927
637-201=436
16×25=400
1.6×[(12-7.2)÷(0.84÷2.1)]=19.2解析根据整数和小数加法、乘法结合律、交换率、和四则运算定律进行计算,直接得出结果.知识点:
小数乘法, 运算定律与简便运算, 小数除法],[整数的加法和减法, 小数的加法和减法, 整数的乘法及应用, 整数的除法及应用相关试题大家都在看推荐文章热门知识点
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7.82+2.18=
0.09×100=
12.7n-1.n=
0.98-0.09=
23+73-23+73=
(12.3+7.9)×0=
(7.9-7.9)÷3=
qphwxxw197
6.八+八.8=9,
人.8八+八.18=10,
8-八.八=4.8,
人.人-人=0.人,
0.09×100=9,
1八.人6-1.6=1八.6,
0.98-0.09=0.89,
0+人.地=人.地,
八.4+4=人.4,
八8÷10=八.8,
八地+人地-八地+人地=1地0,
4000÷1八地÷8=4,
6地-1人-4八=地,
(1八.八+人.9)×0=0,
(人.9-人.9)÷地=0,
地0-八0÷地=46.
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