2024年3月3日发(作者:90后创意数学试卷)
小学数学四则运算——简便运算大汇总
简便运算
4
(12441+3.2+5+6.8 25×(8×0.4)×1.25 7-(2-)
332++)×72 93.5÷3÷
12182427
1125-997 998+1246+9989
125×8.8 1.3+4.25+3.7+3.75 17.15
3.4×99+3.4 4.8×1.01 0.4
(1.6+1.6+1.6+1.6)×25 (45719+6-18)÷36
12.3-2.45-5.7-4.55
79÷215+511×29 0.125
64.2×87+0.642×1300 78×36+7.8×741-745
8700+870+87)÷87
-(3.5-2.85)
×(2.5÷73)
72510017
×0.25×64
1321×17+1712×8
(
7113251×+0.125×+0.5 2.42÷+4.58×1-4÷3 25÷100
3822426
4.25-3
51311-(2-1) 3.8÷3.9+3.9÷0.1+0.1÷3.9 12.1-(+)×105
66415214.759.63(8.251.37)
7.483.17(2.486.38)
551117(3.81)1
3333877979066661
99524
0.99990.70.11112.7
361.091.267.3
322481.081.256.8
32537.96
555
6.816.819.33.2
81.515.881.551.867.618.5
23512.123542.213554.3
1234234134124123
1246824681468126812481246
3119231 -( + )× × - ÷4
4538542
5311517 ×[1÷( + )] [ -( - )]×
843
57 +
98 ×
539 +
8 1 -
14 ×
347 +
7 ÷4 5 -
223554
91481517141715
425 -(2.5+1.9)×(0.5-0.5)
425 -2.5+1.9×0.5-0.5
6143958 ÷
2528 -
310
(
67 ÷3614 +
13 )
11124612
12117351310 425 -2.5+1.9×(0.5-0.5)
[425 -(2.5+1.9×0.5)]-0.5
22[45 -(2.5+1.9) ×((0.5-0.5) [45 -(2.5+1.9) ×0.5]-0.5
111131123 -42 -24 -58 -12.5% 0.125×8.25+12.5%
4 +8 ×
(713138 +16 )÷16
153 -2.25-73144
10×[(4 -0.5) ÷357 ]
1.25+11 ×7.4+125%÷
548
157 ×(5÷56 -56 ÷5)
0.84÷0.3÷(1.96×18.9)
2.5×37 ×0.4×213
8157119 ×[16 +(16 -4 )÷2 ]
(2.7-4.25×25 )÷2.8×47
10-4.68÷7.2+0.05
18.09×[(1.5+223 )÷3.75-23 ]
5-(0.15+96
20 ) ÷1.8 1325+540÷18×15
1122.5÷8+9.5× +4×0.125 [2.1+7÷(3 -1.625)] ×18123
21111322.5× -2.1÷ +9.63 (7 +7 ×2+7 )÷4 3.8+1 +6.2+353333147
2153251 ×[(4 -3.5) ÷ ] (2 + -1 )×12 2.5÷8+3.5×7384368 +0.125
11115132(9.5+92 +92 +9.5) ×122 33 -(17 +8 ÷14 )×15
12382+498 3811[(0.05+4 )÷0.25-5 ]×125%
382 498-116 5.35×0.25+2.65×4
135115(33 +4 -28 )÷(15 ÷80%) (4.2÷0.7+6× )×2526
0.8×32.5×12.5 7.6×9.9×0.01 8.32×0.58-0.32×0.58
1.25÷5+0.25×20 10.69-2.5×2.4 0.3×2.5×0.04
8.4×57+8.4×42+8.4 13÷0.65÷2 7.2×10.1-7.2
1.2×2.5+2.8×2.5 32×0.65+3.2×3.5
25×(4+
0.25×37.5%+× 25%×
154222115×0.35+0.65÷ ÷4÷ +÷
5564153385×÷15
9164541154) 60×(+-) ×0.35+0.65÷
2541714212119+×25% ÷÷
117231319
5÷-÷5 2-
558869288÷- ×1000-
26312512513
(+)×15
151331245×+÷9 32÷÷
595585521111158+++ +(+) ÷(3--)
7676
56×29×340
3-815÷45
716×11 +
56÷11
9263 13
93488359
4+57)×28
33315×4+5×4
78×415÷2130
(34-158)÷12
5114361233
(51168)÷712
(
46
26235511321(23)()(12)77
6833
44571151
5.165.16
584
88668
15294(15294)
(0.74734)(14747)
90(7956815)9733
4.351258354.35
(1314)-(1415)-(11467556) (39413)-(11369)
12.06+5.07+2.94 30.34+9.76-10.34
38×3÷38×3
34÷4÷1.7 1.25÷23×0.8 173437+17-77
,
41.06-19.72-20.28 725-338+38 84557+29-9
25×7×4
159-713-59
112233+75+35
700÷14÷5 18.6÷2.5÷0.4 13×
17171313÷ 29÷×
272719195.68+(5.39+4.32) 19.68-(2.97+9.68) 7
252631+(-) 5-(-)
7871718171.25×(8÷0.5) 0.25×(4×1.2) 1.25×(213×0.8) 0.74÷(71×
24×(
0.92×1.41+0.92×8.59
74)
1100---) (12+) ×7 (7-)× 9.3÷(4÷)
12863752×-× 1.3×11.6-1.6×1.3 ×11.6+18.4×
5+999+99+9 4821-998 3.2×12.5×25 1.25×88
7.6÷0.25 3.5÷0.125 3.8×9.9+0.38
777×103-×2-
252525(13×8)×125 3700-2185-815 20×(17×5) 4×7×25×3
14×20×5 25×(40×32) (5×7)×80 4×9×25
8×14×125×6 16×25×5×4 259+468+741+532 23×4×5
40×7×3×5 25
102×7.3÷5.1
556+3×45
1326÷【917×(4+3)】
25+4215-5
×6×4×5
3.6×0.25
58-14×(829÷3)
1112-14+310÷35
65377×8+8÷6
25×(6×4) (8×6)×125
2.6×9.9 1.06×2.5×4
(12-16)×315÷5
2313÷【(4-2)×45】
(7311-8)×88
13—48×(
1199743+) 99× 5--0.125 45×
12÷3+× +×+ ×+×+
5355
(7558-16)×(9+23)
71129÷5+9×511
12÷5138+4×5
(3138-4)÷8
251081613÷7+7×13
16+34-23)×12 2324×5+14÷52
3318÷(8-4)
13771313【1-(14+38)】÷14
-69213÷26-3
107521×20÷6-14
56×4-(728+3)
(
5-7-0.125
8
3-755355855104- ×+× ×+÷ 18×(+5)
627996
71132722114χ= χ×(+)= ×7+×5 (-)×(24-)
85
5444121136111(×+)÷ ÷[(+)×] χ-χ= 6×-χ=
777753513551222
8x-
145×3=
44(x-6)×5=25
6x:7515= (32×+17)÷
1028412(25+3151035151)÷+
x
1x2 ()
4449114
5971251295
23542556
63(5439217)
(21×37+47×21)×14 (99+945510)÷9
5×6÷8
(5416+5)×30
3+3÷12
3114χ+4=2
124658(1213163)4]23
1415÷[(45+23)×1011]
χ-45χ=12
[
χ+10%χ=110
569957111×-÷ 4-- ×58+×41+
865××- ×+÷ ÷[(-)÷] 5X-3×=
5742
45+12X=910
10 -
712119 -
19 +
19
13.09-8.12-4.88 12
37.5+19.5÷2.5×4 1.75x
56555828105135÷18
35 ×153 – 0.6×53 (45 +14 )÷73 +710
13χ+60%χ=28 1.6∶χ=0.125∶0.5 25×1533 ÷2 ×10
×103-4500÷75
18 ×[1310232 ÷(5 ×9 )] (15 +11 )×15×11
-0.5x=6.25
34 x-55318 =6 ×30% 6:x=7 :3
235 -
1791773110.8×33×1.25 × + ÷10 9.56+4.875- +1.44 ÷6- ×
1810188464
38323319219194.6×1 +8.4÷ -1 ×5 99.9×999+99.9 4÷1 +6× 18 × +2 × -
811
2225 ×80×813 ×1.25 25
47-8÷17-917 46
36354 ÷11 +17 +8
8355×1.25×4×8 0.7+3.9+4.3+6.1 7.35×101 15.6-227 -457 1489 ×715 +815 ÷98 +857119 3-9 ×20 -36
2052020×99+7.35
×2134 +14×34
7786 -15 -15
53574 -3 +1 -2 × + × ÷75﹪- ÷ ( + - )×24
737373739948612
1511310.4÷2.5+0.07×50 ÷ ×( + ) 4 -1 -1.75+0.4 496+250×16
4246
10.2-(1.25+2.5)÷1.5 (13 -15 )×45 2
4949×85÷49-85 (56 -1513 )×(8 ÷4 ) [
24×(1114 +6 -3 ) 3.74×4.8+6.2×3.74
54-[16 +(34 -712 )] 0.3÷[1÷(3.3-2.95)]
(23 -14 )÷56 +45 ]×521111 (5 -7 )×35×9
8779 ×[8 -(16 -18 )] 8.6÷4.3×25
6553 ×( -0.25)÷ [3.6-(4.7+2.3)× ]÷1.2 17.1-8.8-1.2 3.6×25
71287
5124541 ÷ + × + ÷ ÷[ ×( + )] 60×( + - )
8498152
1750+450÷18×32 0.8×[1÷(3.2-2.95)] (
8921 + × )÷ 2.5×3.7×0.4
15212×( - ) (9-10× )÷ 101.1-25.93+5.1÷0.85 ( - )×( ÷1 )
34548493
1321623452.6× +2 × 3-1 - 1.9+19.9+199.9+1999.9+0.4 × + ÷
353775772
11 ×( + )+ × ÷( - ) 1 ×1.25+1 ×2.2-1
5641343515544
4451134- ÷4- ÷[( + )× ] 4.8+1.2×3.5÷1.4 1.8÷0.25+8.2×4
558548
57 ×23 +1415 ÷19 (10-512 ÷16 )×13 168.1
25.125―1319195 ―17.4 0.38×7-50 +4×50 7.83
18 ×[12 ÷(35 ×105319 )] (7 -8 )÷56
24×23 ×(5×115128 )
5 ×8 ÷4 +3 40
÷(4.3×2-0.4)
43719 ×[4 -(16 -4 )]
-(1.26+2.17)-0.24
(20.1-21×67 )÷5.1
57 -35.75-4.25
482111415× + ÷16 3.64×[1÷( -2.09)] ( - + )×45
217103515
25422220÷37-23 6.2×4.5+3.8 ÷[ ×( - )]
9653
36931131891 × ÷ ÷ 7 -(0.35+2 ) ( - )÷ × 4-1÷4- ×3
454566439104
[
524÷[( - )×3] ×( ÷ ) ( - )× ×[( + )÷ ]
6342896411536
474 × ÷ ( - )÷ ×(1- × ) (5÷ - )×
65555
8721531 -( - )]× 8.5× +0.75×5+6.5÷1 1+0.54÷0.9-0.75
151251443
45(1- ÷ )× × + ÷ (3 +2 +1 -1 )÷
5312712
43311111117 +3.25+2 +5.48 64 × + ×34 ( - ÷4× )÷
774111148442
15-(
÷2+5) 6.4÷
+1.25×3
[0.25×4-( +
)]×
212231115 +( + )× ×( + )÷ 15.6÷[32×(1- )÷3.6]
3237102388
756 × [ (1 + ) × ] [ - 0 ÷ ( + )] × 3.68 ×[1 ÷(2 – 2.09 )]
53574713310
46355[2 – (11.9- 8.4× ) ] ÷1.3 × + ÷ 20 .01×83+ 1.7×200.1
35886
1240.251.25(0.4×0.8)×(2.5×12.5) 1
x+
x= = 2.1x+7.9x=0.29
5515 x3
53134424312∶7=x∶0.3 [3.2×(1- )+3 ]×2 1 +2 +4 +3 ×99
851271571597
232313.75×4 +1.6×3 1÷2.5+2.5×0.4 3 -1 - 13.92-(1.19+9.92)-2.81
54544
55×66÷(11×11)
.2-4÷80×2.4 ×[÷(×)] (+)÷(÷4-)
825924510
102.5x121=:30% x-x-=1 = 6×3-1.8x=7.2
43
807×99+807 25
(47-314)÷128 0.5
2:(1-X)=
45 0.36:X=
(6132-238)÷24
33x0.8×13 ×25 ×310 0.6+3.1+5.4+6.9 [1-(12 -14 )]×25
×2.5×12.5×64 2X-15272=0.5 X+4X=16
14110:9
13x-8×0.5=16 75×60%+24×35+0.6
(3-112.5%+11817)×113×31256 75÷0.24-27×0.875
111111:=:x
x
-x
=9.45 3.7×5-2x=1 3x+4=4.7
2104
15.8-718+14.2-1118
12
x+13
x=30 1
1.250.25 =X1.6 5 X
4.67-(2.98+0.67)
30÷(334—8)
8-0.8×4÷0.8×4 3+30%x=52
+3.25×4=17
×4445 2067×193÷14 1.25235×3.7+3.6+5.3×335
38 -37.5%x=0.125
14÷[7410 ×(1-
7 )]
×(4735+10-4)
∶0.25= X ∶1.6
212=X∶25
124 +37.5%)×48613+713×13
x4=30%
∶ 1 (
46 21.6
31213111X +X=42 ÷(+) 375+450÷18×25 1-[-(-)]
32832343
1—
753335111 ×( - ÷ ) 2.375++5.625+ ×(+)
2477158123121÷ ÷(3——) (+)÷ ×+÷9
9843.6÷[ (1.2+0.6)×5]
1x62211421×+× X ∶= ∶4 = 4X-2.5×4=1.5
3245315531
41271-+ ÷÷9
356129
315×56÷ (2296+7344÷36)×2.4
816
(9+)÷+ +++ 49× ×3.8 - 3.8×
9953104767650
3÷0.8÷1.25 +× (+)× ÷【—(+)】
52586259663
x×=18× x ××=4 4x—3 ×9 = 29
12 ×125× ×8 ( + + )×24 ×( - )÷ 3 ÷ +3 ÷
48787
51 7 +8.9+2 +6.1 0.36×101 17×23-23×7 20-(5.6 + 4.8)÷1.3
66
3.2×(2.15 + 1.95÷6.5) (
45109514722(8+ )× 236×(1- ) + × × ×
58118665937
41791115521 + )÷ + 36×( + -)
+
5431133511x + x = 4
26
1119272756- - - ×8.4 - × ×6 + ×6
2361091691212
3( + )×3.6 × + × ÷ + ÷ 76×
499
X-217 X =
14 X
72 ×58 -32 ÷85 1
(243 +15 ×5206 )÷21
÷18 = 15×23 40%X -
14 =
712
-5258 ÷28 -310
45 ÷[(315 +2 )×2]
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