400道四年级递等式 四年级下册的,数学递等式简便运算及答案400道,格式递等式的...

400\u9053\u56db\u5e74\u7ea7\u4e0a\u518c\u7684\u8131\u5f0f\u8ba1\u7b97\u5e76\u6709\u7b54\u6848\u3002

1\u3001 1.25\u00d7(8+10)=1.25\u00d78+1.25\u00d710=10+12.5=22.5
2\u30011.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78
3\u30011/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/5
4\u30014800\u00f725\u00f74=4800\u00f7(25x4)=4800\u00f7100=4800\u00f7100=48
5\u30012/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/8
6\u30013/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/7
7\u30013.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=1
8\u30010.4\u00d7125\u00d725\u00d70.8=(0.4\u00d725)\u00d7(125\u00d70.8)=10\u00d7100=1000
9\u30011.25\u00d7(8+10)=1.25\u00d78+1.25\u00d710=10+12.5=22.5
10\u30019123-(123+8.8)=9123-123-8.8=9000-8.8=8991.2
11\u30011.24\u00d78.3+8.3\u00d71.76=8.3\u00d7(1.24+1.76)=8.3\u00d73=24.9
12\u30019999\u00d71001=9999\u00d7(1000+1)=9999\u00d71000+9999\u00d71=10008999
13\u300114.8\u00d76.3-6.3\u00d76.5+8.3\u00d73.7=(14.8- 6.5)\u00d76.3+8.3\u00d73.7=8.3\u00d76.3+8.3\u00d73.7=8.3\u00d7(6.3+3.7)=8.3\u00d710=83
14\u30011.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78
15\u3001933-157-43=933-(157+43)=933-200=733
16\u30014821-998=4821-1000+2=3823
17\u300132\u00d7125\u00d725=4\u00d78\u00d7125\u00d725=(4\u00d725)\u00d7(8\u00d7125)=100\u00d71000=100000
18\u30011.8+18\u00f71.5-0.5\u00d70.3=1.8+12-0.15=13.8-0.15=13.65
19\u30016.5\u00d78+3.5\u00d78-47=52+28-47=80-47
20\u30013.7x2.56-2.3=9.472-2.3=7.172
21\u30011.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78
22\u30011/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/5
23\u30014800\u00f725\u00f74=4800\u00f7(25x4)=4800\u00f7100=4800\u00f7100=48
24\u30012/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/8
25\u30013/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/7
26\u30013.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=1
27\u30010.4\u00d7125\u00d725\u00d70.8=(0.4\u00d725)\u00d7(125\u00d70.8)=10\u00d7100=1000
28\u30011.25\u00d7(8+10)=1.25\u00d78+1.25\u00d710=10+12.5=22.5
29\u30019123-(123+8.8)=9123-123-8.8=9000-8.8=8991.2
30\u30011.24\u00d78.3+8.3\u00d71.76=8.3\u00d7(1.24+1.76)=8.3\u00d73=24.9
31\u30019999\u00d71001=9999\u00d7(1000+1)=9999\u00d71000+9999\u00d71=10008999
32\u300114.8\u00d76.3-6.3\u00d76.5+8.3\u00d73.7=(14.8-6.5)\u00d76.3+8.3\u00d73.7=8.3\u00d76.3+8.3\u00d73.7=8.3\u00d7(6.3+3.7)=8.3\u00d710=83
33\u30011.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78
34\u3001933-157-43=933-(157+43)=933-200=733
35\u30014821-998=4821-1000+2=3823
36\u300132\u00d7125\u00d725=4\u00d78\u00d7125\u00d725=(4\u00d725)\u00d7(8\u00d7125)=100\u00d71000=100000
37\u30011.8+18\u00f71.5-0.5\u00d70.3=1.8+12-0.15=13.8-0.15=13.65
38\u30016.5\u00d78+3.5\u00d78-47=52+28-47=80-47
39\u30013.7x2.56-2.3=9.472-2.3=7.172
40\u30011.65\u00d799+1.65 =1.65*\uff0899+1\uff09=1.65*100=165
\u3010\u8131\u5f0f\u8ba1\u7b97\u3011
\u8131\u5f0f\u8ba1\u7b97\u5373\u9012\u7b49\u5f0f\u8ba1\u7b97\uff0c\u628a\u8ba1\u7b97\u8fc7\u7a0b\u5b8c\u6574\u5199\u51fa\u6765\u7684\u8fd0\u7b97\uff0c\u4e5f\u5c31\u662f\u8131\u79bb\u6a2a\u5f0f\u7684\u8ba1\u7b97\u3002\u5728\u8ba1\u7b97\u6df7\u5408\u8fd0\u7b97\u65f6\uff0c\u901a\u5e38\u662f\u4e00\u6b65\u8ba1\u7b97\u4e00\u4e2a\u7b97\u5f0f(\u9010\u6b65\u8ba1\u7b97\uff0c\u7b49\u53f7\u4e0d\u80fd\u5199\u5728\u539f\u5f0f\u4e0a)\uff0c\u8981\u5199\u51fa\u6bcf\u4e00\u6b65\u7684\u8fc7\u7a0b\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u7b49\u53f7\u8981\u5f80\u524d\uff0c\u4e0d\u4e0e\u7b2c\u4e00\u884c\u5bf9\u9f50\u3002\u4e5f\u5c31\u662f\u79bb\u5f00\u539f\u5f0f\u8ba1\u7b97\u3002(\u8131\u5b57\u5ff5tuo)\u4e3b\u8981\u638c\u63e1\u7684\u662f\u8bb0\u4f4f\u8981\u5148\u7b97\u4e58\u3001\u9664\u6cd5\uff0c\u540e\u7b97\u52a0\u3001\u51cf\u6cd5\u3002\u5728\u4e58\u9664\u6cd5\u8fde\u7eed\u8ba1\u7b97\u65f6\u4e2d\uff0c\u8981\u6309\u4ece\u5de6\u5f80\u53f3\u7684\u987a\u5e8f\u4f9d\u6b21\u8ba1\u7b97\u3002\u9047\u5230\u62ec\u53f7\uff0c\u8981\u9996\u5148\u8ba1\u7b97\u62ec\u53f7\u5185\u90e8\u3002\u5728\u8131\u5f0f\u8fc7\u7a0b\u4e2d\u8981\u6309\u8fd0\u7b97\u987a\u5e8f\u5212\u51fa\u8fd0\u7b97\u987a\u5e8f\u7ebf

\u73b0\u5728\u8c01\u8fd8\u4f1a\u5728\u95ee\u7b54\u8f6f\u4ef6\u6c42\u7b54\u6848\uff1f\u6211\u4eec\u90fd\u662f\u7528\u8f6f\u4ef6\u2019\u4e92\u52a8\u4f5c\u4e1a\u2018\u548c\u2018\u4f5c\u4e1a\u5e2e\u2019\u3002\u53ea\u8981\u8f93\u5165\u4e66\u672c\u6761\u884c\u7801\u5c31OK\u4e86\u3002\u4f60\u7684\u91c7\u7eb3\u662f\u6211\u524d\u8fdb\u7684\u52a8\u529b\uff0c\u8bb0\u5f97\u597d\u8bc4\u548c\u91c7\u7eb3\uff0c\u7b54\u9898\u4e0d\u6613\uff0c\u4e92\u76f8\u5e2e\u52a9\uff0c\u624b\u673a\u63d0\u95ee\u7684\u670b\u53cb\u5728\u5ba2\u6237\u7aef\u53f3\u4e0a\u89d2\u8bc4\u4ef7\u70b9\uff08\u6ee1\u610f\uff09\u5373\u53ef.\u5982\u679c\u4f60\u8ba4\u53ef\u6211\u7684\u56de\u7b54\uff0c\u8bf7\u53ca\u65f6\u70b9\u51fb\uff08\u91c7\u7eb3\u4e3a\u6ee1\u610f\u56de\u7b54\uff09\u6309\u94ae\uff01\uff01

518+171+482+129

329+78+271

59×4×25

3×125×13×8

96×125

4×301×25×3

326+326×99

104×73

23×(300+2)

58+19×58

32×62+68×62

递等式计算:
16×21×250

103×15

125×39-25×39

25×204

50×16×125

44×250

125×25×50×64

(750+250)÷125×12

593+(356+207)

567÷63+15×23

199×99+99

递等式计算:
38×(209-87÷29)

53×28+71×53+53

864÷【(2193-1457)÷23】

86×103+359

201×93

69×59+42×69-69

101×38-25×38×4

2310÷【235-160÷(18+22)】

(125+9)×8

25+34+375+166

递等式计算:
328-(257-172)-143

356÷4×(470-362)

(25+125)×32

54+99×99+45

14+14×52+53×86

18×69-18+32×18

36×25-25×20+16×75

125×88

904×(386-264)

3150-9018÷18-107

204×35-846÷6

递等式计算:
1961+49×67-18

23×98+23

40×(72+28)

364-187+36-213

2048-567÷7×5

7×88×125

【2145-(517+388)】×24

25×125×48

27×24×25

77×56+1108

(132-56)÷38

递等式计算:
7200÷81×9

1001×999

【1128-(128+500)】÷25×2

101×49+250×8×4

78×32+67×32+78

【(576÷36)+14】×55

6480-259-141+320

4837-181+719

250×4+1050÷25

625÷25×4-25

递等式计算:(俞)
(480+33×14)÷157

48×25÷48×25

(1408-45×24)÷41

804×25

621÷21+102×15

476+249+324-49

5974÷103+(221-163)×18

(25×125)×(27×32)

125×72+25

25×16×125

386+137+114-37

递等式计算:
56×125+8

(125+4)×72

32×(125+25)

105-5×(4992÷48-86)

374-186-114

125×4+25×8

637-(237-65)

79×79-79+22×79

199×199

125×801

递等式计算:
777×6+111×58

554×64+446×64

35×35+35×64+35

84×25

450÷【(393-388)×(6+4)】

15×27+73×16

73×165+73-73×66

4600÷25÷4

5327-4500-327

700-82+18

85×65-14×85-85

递等式计算:
125×25×38×4×8

99×99+99×3

15×19+15×18+21×45

1000÷125×8

4400÷25÷4

1360÷(136÷2)

98×21

9000÷8÷125

90-90÷9

540×31÷270

17×4×25 25×33×40 125×19×8 25×125×16

125×32 25×48 2008×25 125×792

125×(40+8) (100-4)×25 (80-4)×25

57×32+32×43 173×61-73×61 52×14-22×14

81+791×9 101×32-32 72+99×72

17×4×25 25×33×40 125×19×8 25×125×16

125×32 25×48 2008×25 125×792

125×(40+8) (100-4)×25 (80-4)×25

57×32+32×43 173×61-73×61 52×14-22×14

81+791×9 101×32-32 72+99×72
希望可以帮到你

518+171+482+129

329+78+271

59×4×25

3×125×13×8

96×125

4×301×25×3

326+326×99

104×73

23×(300+2)

58+19×58

32×62+68×62

递等式计算:
16×21×250

103×15

125×39-25×39

25×204

50×16×125

44×250

125×25×50×64

(750+250)÷125×12

593+(356+207)

567÷63+15×23

199×99+99

递等式计算:
38×(209-87÷29)

53×28+71×53+53

864÷【(2193-1457)÷23】

86×103+359

201×93

69×59+42×69-69

101×38-25×38×4

2310÷【235-160÷(18+22)】

(125+9)×8

25+34+375+166

递等式计算:
328-(257-172)-143

356÷4×(470-362)

(25+125)×32

54+99×99+45

14+14×52+53×86

18×69-18+32×18

36×25-25×20+16×75

125×88

904×(386-264)

3150-9018÷18-107

204×35-846÷6

递等式计算:
1961+49×67-18

23×98+23

40×(72+28)

364-187+36-213

2048-567÷7×5

7×88×125

【2145-(517+388)】×24

25×125×48

27×24×25

77×56+1108

(132-56)÷38

递等式计算:
7200÷81×9

1001×999

【1128-(128+500)】÷25×2

101×49+250×8×4

78×32+67×32+78

【(576÷36)+14】×55

6480-259-141+320

4837-181+719

250×4+1050÷25

625÷25×4-25

递等式计算:(俞)
(480+33×14)÷157

48×25÷48×25

(1408-45×24)÷41

804×25

621÷21+102×15

476+249+324-49

5974÷103+(221-163)×18

(25×125)×(27×32)

125×72+25

25×16×125

386+137+114-37

递等式计算:
56×125+8

(125+4)×72

32×(125+25)

105-5×(4992÷48-86)

374-186-114

125×4+25×8

637-(237-65)

79×79-79+22×79

199×199

125×801

递等式计算:
777×6+111×58

554×64+446×64

35×35+35×64+35

84×25

450÷【(393-388)×(6+4)】

15×27+73×16

73×165+73-73×66

4600÷25÷4

5327-4500-327

700-82+18

85×65-14×85-85

递等式计算:
125×25×38×4×8

99×99+99×3

15×19+15×18+21×45

1000÷125×8

4400÷25÷4

1360÷(136÷2)

98×21

9000÷8÷125

90-90÷9

540×31÷270

17×4×25 25×33×40 125×19×8 25×125×16

125×32 25×48 2008×25 125×792

125×(40+8) (100-4)×25 (80-4)×25

57×32+32×43 173×61-73×61 52×14-22×14

81+791×9 101×32-32 72+99×72

17×4×25 25×33×40 125×19×8 25×125×16

125×32 25×48 2008×25 125×792

125×(40+8) (100-4)×25 (80-4)×25

57×32+32×43 173×61-73×61 52×14-22×14

81+791×9 101×32-32 72+99×72

1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+11+11+11+11+11+11+11+11+11+11+11+111+111+111+111+111+111+111+111+111+111+1111+1111+1111+1111+1111+1111+1111+1111+1111+11111+11111+11111+11111+11111=几

5+5+5+5+5+5+58+5+5+5+5+5+5+522++57+02+42+45++7525+1++4578+++2++48+45+42+57+++4+78+2+4559236162+56656925626262+256=22225455454784

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