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悬赏高!跪求150或者120道脱式计算题目,并解答!谢谢!
以四年级为基础的脱式计算题目,并解答,悬赏先报50,以后定当提高悬赏!谢谢1

提问时间:2020-12-21

答案
0.4×125×25×0.8
=(0.4×25)×(125×0.8)
=10×100=1000
1.25×(8+10)
=1.25×8+1.25×10
=10+12.5=22.5
9123-(123+8.8)
=9123-123-8.8
=9000-8.8
=8991.2
1.24×8.3+8.3×1.76
=8.3×(1.24+1.76)
=8.3×3=24.9
9999×1001
=9999×(1000+1)
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=(14.8-6.5)×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
=8.3×(6.3+3.7)
=8.3×10
=83
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
933-157-43
=933-(157+43)
=933-200
=733
4821-998
=4821-1000+2
=3823
32×125×25
=4×8×125×25
=(4×25)×(8×125)
=100×1000
=100000
9048÷26
=(2600+2600+2600+1248)÷26
=2600÷26+2600÷26+2600÷26+1248÷26
=100+100+100+48
=348
2881÷ 43
=(1290+1591)÷ 43
=1290÷43+1591÷43
=30+37
=67
3.2×42.3×3.75-12.5×0.423×16
=3.2×42.3×3.75-1.25×42.3×1.6
=42.3×(3.2×3.75-1.25×1.6)
=42.3×(4×0.8×3.75-1.25×4×0.4)
=42.3×(4×0.4×2×3.75-1.25×4×0.4)
=42.3×(4x0.4x7.5-1.25x4x0.4)
=42.3×[4×0.4×(7.5-1.25)]
=42.3×[4×0.4×6.25]
=42.3×(4×2.5)
=423
1.8+18÷1.5-0.5×0.3
=1.8+12-0.15
=13.8-0.15
=13.65
6.5×8+3.5×8-47
=52+28-47
=80-47
=33
(80-9.8)×5分之2-1.32
=70.2X2/5-1.32
=28.08-1.32
=26.76
8×7分之4÷[1÷(3.2-2.95)]
=8×4/7÷[1÷0.25]
=8×4/7÷4
=8/7
2700×(506-499)÷900
=2700×7÷900
=18900÷900
=21
33.02-(148.4-90.85)÷2.5
=33.02-57.55÷2.5
=33.02-23.02
=10
(1÷1-1)÷5.1
=(1-1)÷5.1
=0÷5.1
=0
18.1+(3-0.299÷0.23)×1
=18.1+1.7×1
=18.1+1.7
=19.8
68×32÷34+789
=(68÷34)×32+800-11
=2×32+800-11
=64+800-11
=853
600-22*13
=600-286
=314
495+15*23
=600-286
=840

34*7*8
=495+345 =238*8
=1904
72-3×8÷6
=72-24÷6
=68
3600÷(20-5)
=3600÷15
=240
(450+27) ÷(21-18)
=477÷3
=159
86.7-(14.3-3.8 ) 60-(12.87+0.75) 95.6-(26.3-8.3)
=86.7-10.5 =60-13.62 =95.6-18
=76.2 =46.38 =77.6
25×5+74×5+5 6.74+12.62+24.38+3.26
=(25+74+1)×5 =(6.74+3.26)+(12.62+24.38)
=100×5 =10+37
=500 =47
87-2.123-0.877 30.65-(7.65+5.4)
=87-(2.123+0.877) =30.65-7.65-5.4
=87-3 =23-5.4
=84 =17.6
(40+8)×125 32×38+32×62
=40×125+8×125 =32×(38+62)
=5000++1000 =32×100
=6000 =3200
(45-17)+(9-3)=28+6=34, (45-17)+(9-6)=28+3=31, (45-18)+(9-3)=27+6=33
(45-18)+(9-6)=27+3=30, (45-27)+(9-3)=18+6=24, (45-27)+(9-6)=18+3=21
(45-28)+(9-3)=17+6=23, (45-28)+(9-6)=17+3=20, (46-17)+(8-3)=29+5=34
(46-17)+(8-5)=29+3=32, (46-19)+(8-3)=27+5=32, (46-19)+(8-5)=27+3=30
(46-27)+(8-3)=19+5=24, (46-27)+(8-5)=19+3=22, (46-29)+(8-3)=17+5=22
(46-29)+(8-5)=17+3=20, (54-16)+(9-2)=38+7=45, (54-16)+(9-7)=38+2=40
(54-18)+(9-2)=36+7=43, (54-18)+(9-7)=36+2=38, (54-36)+(9-2)=18+7=25
(57-19)+(6-4)=38+2=40, (57-38)+(6-2)=19+4=23, (57-38)+(6-4)=19+2=21
(57-39)+(6-2)=18+4=22, (57-39)+(6-4)=18+2=20, (63-15)+(9-2)=48+7=55
(63-15)+(9-7)=48+2=50, (63-18)+(9-2)=45+7=52, (63-18)+(9-7)=45+2=47
(63-45)+(9-2)=18+7=25, (63-45)+(9-7)=18+2=20, (63-48)+(9-2)=15+7=22
(63-48)+(9-7)=15+2=17, (64-25)+(8-1)=39+7=46, (64-25)+(8-7)=39+1=40
(64-29)+(8-1)=35+7=42, (64-29)+(8-7)=35+1=36, (64-35)+(8-1)=29+7=36
(64-35)+(8-7)=29+1=30, (64-39)+(8-1)=25+7=32, (64-39)+(8-7)=25+1=26
(67-18)+(5-2)=49+3=52, (67-18)+(5-3)=49+2=51, (67-19)+(5-2)=48+3=51
(67-19)+(5-3)=48+2=50, (67-28)+(5-1)=39+4=43, (67-28)+(5-4)=39+1=40
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
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
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
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