分数加减法的口算题,同分母异分母都行,要500道。不用标号 不要答案,简单点的,尽量排整齐,谢谢。

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异分母分数加减法口算300道,不用带答案,求各位大神帮帮忙,急用!~

3/4+1/5=4/5 3/4-1/5=11/20 5/6+2/9=19/18 5/6-2/9=11/18
2/3+3/5=19/15
2/3-3/5=1/15 6/7+1/2=19/14 6/7-1/2=5/14
2/3+1/6=5/6 1/3+1/4=7/12
1/3-1/4=1/12 1/5+1/7=12/35
1/5-1/7=2/35 1/4+1/9=13/36 1/4-1/9=5/36
1/8+1/9=17/72
1/8-1/9=1/72 1/10+7/9=79/90 5/7-1/6=23/42 1-5/9=4/9
1/5+3/8=23/40 3/4+1/5=19/20 2/3-3/5=1/5 1-2/5=3/5
5/8-1/9=37/72
1/10-1/20=1/20 1/6+3/8=13/24 5/9-1/2=1/18
2/3+1/4=11/12 1/2+1/3=5/6
5/6+1/18=8/9 3/5-1/3=4/15
17/15-1/3=4/5 11/12-2/3=1/4 1/2-1/4=1/4
1/7-1/8=1/56
1/3-1/9=2/9 5/6-1/2=1/3 1-2/3=1/3 5/8-1/6=11/24
1/3+1/6=1/2
3/4-1/2=1/4 1/5+1/8=13/40 5/6+4/9=23/18 5/9-2/5=7/45
3/7+5/2=41/14 5/8+9/10=61/40 11/12-8/15=23/60 1/4+1/6=5/12
1/4-1/6=1/12
1-6/7=1/7 11/12-2/3=1/4 3/10+2/5=7/10 7/8-1/4=5/8 3/4+5/12=7/6
3/5-3/7=6/35 5/4-5/12=5/6 1/5-1/9=4/45 1/3-1/8=5/24
11/6-2/9=29/18
1/5+1/9=14/45 1-2/5=3/5 7/4+1/7=53/28 1-1/9=8/9
2/3-2/7=8/21
5/6+1/2=4/3 4/3-3/4=7/12 1-4/7=3/7 4/3+3/2=17/6 5/9+18/5=5/6
8/6-2/8 =13/12 7/10 + 1/10 = 4/5 9/6 - 3/2=0 1-2/5=3/5
6/4 + 5/10=2 9/6-3/2=0 5/9+4/9=1 5/3-2/3=1
8/3 - 1/2=13/6 1-1/8=7/8 3/5+8/5=11/5 7/8-5/8=1/4
8/15 + 3/15 = 11/15 7/8-4/8=3/8
8/2-10/7=18/7 5/3-3/5=16/15
9/14 + 3/14 = 6/7 31/8-8/3=29/24
4/15-3/15=1/15 2/3+2/48=17/24
40/45 + 4/5=76/45
43/9 + 38/27=167/27
15/9 + 17/21=52/21
6/14 + 45/45=10/7
16/22 - 7/10=3/110
14/2 + 10/48=153/24
13/24 + 1/4=19/24
3/2 - 6/14=15/16
8/12 -6/15=4/15
37/33 + 5/11=52/33
6/4 + 10/11=106/44
34/18 - 14/36=3/2
7/3 + 21/4=91/12
21/8 - 11/5=17/40
31/8 -8/3=29/24
43/9 + 38/27=167/27
15/9 + 17/21=52/21
6/14 + 45/45=10/7
2/3 + 2/48=17/24
16/22 - 7/10=3/110
14/2 + 10/48=153/24
5/12 + 24/10=169/60
44/10+ 13/2=109/10
21/4 - 14/20=91/20
3/8+7/10+5/8=17/10 7/8-(1/8+3/4)=0
4/7+1/6-4/7=1/6
2-7/9-2/9=1 3/5+7/8+2/5=15/8 7/9-(1/9+1/3)=1/3
1/4+(2/5+3/4)=7/5 5/6-3/10+1/6-7/10=0 3/4+1/6-2/3=1/4
7/8-1/4+4/9=77/72 1-1/3+2/7=20/21 1/2+4/5-3/10=1
5/6-(2/3-1/9)=5/18 9/10-(3/4+1/8)=1/40 1/2+2/3-3/4=5/12
7/8-1/6+1/4=23/24
1-(3/4-2/9)=17/36 9/10-1/5-1/2=1/5
1/4+3/7+1/2=33/28
7/8-(2/3+1/6)=1/24 1-(1/3+3/5)=1/15
1/2+1/4+1/3=13/12
7/8+1/4+1/2=5/8 5/7-(4/7+1/9)=2/63
1-1/4-1/2=1/4 3/4-1/6-1/3=1/4 3/10+1/4+2/5=19/20
2/3+1/6+1/12=11/12 1-1/4-2/5=7/20 1/2+1/9+1/12=25/36
2/8+6/7=31/28
1/2+9/7=25/14
8/4+9/2=13/2
7/4+6/8=5/2
3/7+5/9=62/63
8/5+9/7=101/35
6/5+3/8=63/40
8/5-5/7=31/35
8/3-2/3=2
9/4-1/2=7/4
5/2-3/7=29/14
4/3-8/9=4/9
7/2-5/6=8/3
4/3-5/6=1/2
5/7+9/4=65/28
8/3+9/4=59/12
5/3-2/3=1
7/4-5/7=29/28
6/4-5/7=11/14
5/4-4/7=19/28
5/6+8/5=73/30
4/8+6/2=5/2
4/5+8/2=24/5
4/6+8/3=10/3
7/4-2/8=3/2
6/5-5/9=29/45
4/2-3/9=5/3
5/3+7/6=17/6
2/3-4/7=2/21
5/3+7/6=17/6
1/2+1/3=5/6
1/2-1/3=1/6
7/5+9/4=73/20
6/7+9/2=75/14
1/6+9/2=14/3
7/9+6/4=41/18
8/5+6/2=23/5
8/6+7/3=11/3
10/7-3/4=61/28
2/4+6/5=17/10
5/3-5/7=20/21
2/9+9/5=91/45
9/5+4/6=37/15
4/8+5/2=3
5/4-6/8=1/2
5/7+9/4=83/28
8/7+2/4=23/14
2/9+1/6=7/18
5/6+1/5=31/30
3/4-2/5=7/20
4/5+1/10=9/10
4/9-1/3=1/9
9/10-2/5=1/2

(26-14)×8 50×(2+80) (10×12)-63 (27-23)×12



(38-16)×24 (24+38)×6 (87-42)×15 (84-15×3)



16×(49-28) 45×(84-48] ) (58+37)×6 (64-9)×5



95×(64-45) (19-14)×9 5×(6+42) (81-70)×6



(9+31)×11 (85+14)×7 (14+20)×26 (28+16)×8



(52-82)×18 (12-36)×41 (58+37)×8 (64-9)×5



(68-68)×55 12×(4+12) 32×(15+25) (6-1)×65



65×(48-12×4) 58×(87-13) 42×(74+6) (6+9)×2.5



(71-56)×92 6×(37-29) 12×(6+8) (12-7)×6



12×(6+7 ) 68×(19+32) (58+37)×2 (64-45)×4





(88-64)×21 (16+64)×65 10×(4-5 ) 38×(50-10)



(18+22)×8 (37+21)×38 (50-24)×9 (18+25)+2



(37+44)×11 (42+22 ) ×8 (28+22) ×35 (37+10) ×96



(21+78) ×10 6-(25+75) (22+68) ×28 (90-73)×10



(23-18)×3 (23-10)×2 (49-29) ×3 (23+95)×5



(3+98)×5 (18-3)×6 12×(25+66) 75×(24+66)



13×(25+4) (13×12)×3 (12+24)×5 (70×25 )×32



32×(25+12) 88×(12+44) 10×(76+9) 58×(98+2)



17×(10-17) (84+36) ×64 75×(9+2) 83×(10+55)



98×(19+8) 12×(18+12) 12×(3+85) 50×(34×4)





25×(24+16) 55×(99-9) (7+9)×57 73×(25+4)



(13+12)×14 (13+49) ×55 (19+46) ×88 (55+99) ×5



(13+13) ×22 (15+13) ×55 (19+11) ×22 22×(15+16)



(44+66) ×5 (54+6)×3 (13+15) ×5 15×(46+55)



(13+22) ×55 12×(5+66) 22×4+221 21×3+410



40÷2+174 147+72÷8 9×4+420 2×80÷4



120×5÷2 202+36÷9 30÷5+240 81÷9+877



66×5+774 921+7×4 80×6×2 770÷7+65



807+20÷2 100-50÷5 35-35÷7 302+30×2



600×8÷3 40+100÷5 434+25×5 (55+6)×5





60-12×3 64÷8+456 640+60×4 5×7-48÷6



42÷7+36÷6 37×4+19×810×4-20÷4 15÷3+10÷5



25÷5+42 ( 5+8)×7 72÷9-36÷6 21×4-54÷9



72÷8+9×5 36÷4+21×2 25÷5-16÷4 56÷7+36÷6



500×(400-396) 72÷9-5564+264-453 7650-(546+4530)



65×9-4509×80+980 9000-(4500+250) 6700+72÷8



14×6+9×5 900÷(71-68) 80÷9-42÷6 12÷6+45×3



8×(910-720) 760-540+11 65+1250-3500 80×30+5600



9450-3200-4200 2400÷6-45 800× 7-180 1600÷2+230



4000 ÷ 8 + 350 320÷8+64 270 ÷ 3 ×96 30 ÷ 9 + 320





2800+32× 6 300÷6×9 (6900-2400)÷ 5 (72÷9)÷(56÷8)



54 ÷ 9 ×82 80× 4 ÷5 60×8+1570 60×(23-17)



960÷4×9 350÷5×9 450÷5+1250 (6900-2400)÷5



75÷15+20×5 3090+6×6 (387-387)+0 160-160÷80



750+550÷5 (111+189)×3 125×8÷100 6×250×0



(1+7)×(16-6) 810×4÷4 33÷11+4×91 87+299-299



587+496-674 2660+26÷26 153÷153+657 32÷(32÷16)



300-(300-222) 75÷15+20×5 75×(25-20) 3390-10×95



687+(99-67) 1022×4+221 21×3+410 40÷2+174



(1000-988) 3560+20×90 (250-150)÷30 687+999÷3





(4870-3675)+7200÷9 (94+56) ×3 (350÷70) ×5 22×4+221



21×3+410 40÷2+174 147+72÷8 9×4+420



2×80÷4 120×5÷2 202+36÷9 30÷5+240



81÷9+877 66×5+774 921+7×3 80×6×2



770÷7+65 807+20÷2 100-50÷5 35-35÷7



302+30×2 600×8÷3 40+100÷5 434+25×5



60-12×3 64÷8+456 640+60×4 5×7-48÷6



42÷7+36÷6 37×4+19×810×4-20÷4 15÷3+10÷5



25÷5+42÷6 35÷5+8×7 72÷9-36÷6 21×4-54÷9



72÷8+9×5 36÷4+21×2 25÷5-16÷4 56÷7+36÷6





500×(400-396) 72÷9-55 64+264-453 7650-(546+4530)



65×9-450 9×80+980 9000-(4500+250) 6700+72÷8



14×6+9×5 900÷(71-68) 180÷9-42÷6 12÷6+45×3



8×(910-720) 760-540+1110 6500+1250-3500 80×30+5600



9450-3200-4200 2400÷6-45 800× 7-180 1600÷2+230



4000 ÷ 8 + 350 320÷8+64 270 ÷ 3 ×96 30 ÷ 9 + 320



2800+32× 6 300÷6×9 (6900-2400)÷ 5 (72÷9)÷(56÷8)



54 ÷ 9 ×82 80× 4 ÷5 60×8+1570 60×(23-17)



960÷4×9 350÷5×9 450÷5+1250 (6900-2400)÷5



75÷15+20×5 3090+6×6 (5+9)×66 (6+4)×5





750+550÷5 (111+189)×3 125×8÷100 6×250×0



(1+7)×(16-6) 810×4÷4 33÷11+4×91 87+299-299



587+496-674 2660+26÷26 5÷1+657 32÷(32÷16)



300-(300-222) 75÷15+20×5 (150-75)×5 (25-20)×2



3390-10×95 687+(99-67) 100+(100-98) 3560+20×90

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18


11/14-3/14+1/8
=4.05-(2.8+0.7)
=0.55

4.05-2.8-0.7
=4.05-(2.8+0.7)
=0.55

212+198
=(200+12)+(100+98)
=200+12+100+98
=12+98+100+200
=110+100+200
=410

13.75-(3.75+6.48)
=13.75-3.75-6.48
=10-6.48
=3.52

(0.75*42.7+57.3-0.573*25)/3*7972
=(0.75*42.7+57.3*1-57.3*0.25)/3*7972
=[0.75*42.7+57.3(1-0.25)]/3*7972
=[0.75*42.7+57.3*0.75]/3*7972
=[(42.7+57.3)*0.75]/3*7972
=75/3*7972
=25*7972
=199300

3.45*0.6*2.8=3.45×2.8×0.6=5.796

4.02+5.4+0.98
=4.02+0.98+5.4
=5+5.4
=10.4
5.17-1.8-3.2
=5.17-(1.8+3.2)
=5.17-5
=0.17

13.75-(3.75+6.48)
=13.75-3.75-6.48
=3.52

33*145+33*55
=(145+55)*33
=200*33
=6600

369*136-36*369
=100*369
=36900

193*51+193*49
=100*193
=19300


25*32
=25*4*8
=800

79*16+79*78+79*6
=(16+78+6)*79
=100*79
=7900

25*32
=25*4*8
=800

193*51+193*49
=100*193
=19300

369*136-36*369
=100*369
=36900

33*145+33*55
=(145+55)*33
=200*33
=6600
1.45+15×6= 135
2.250÷5×8=400
3.6×5÷2×4=60
4.30×3+8=98
5.400÷4+20×5= 200
6.10+12÷3+20=34
7.(80÷20+80)÷4=21
8.70+(100-10×5)=120
9.360÷40+10= 19
10.40×20-200= 600
11.(80-25)*2= 110
12.70+45=115
13.90×2÷3= 60
14.16×6÷3= 32
15.300×6÷9= 200
16.540÷9×7=420
17.30×20÷15= 20
18.400÷4×7= 700
19.(350-80)÷9= 30
20.160+70+50=280
21.18-64÷8= 10
22.42÷6+20=27
23.40-5×7= 5
24.80+60÷3=100
25.41+18÷2= 50
26.75-11×5= 20
27.42+7-29= 20
28.5600÷80=70
29.25×16÷4= 100
30.120×25÷5= 600
31.36×11÷3= 132
32.1025÷25×8=328
33.336+70-6= 400
34.25×9×4= 900
35.200-33×3= 101
36.3020-1010=2010
37.12×50+10= 610
38.25×8+199= 399
39.23×11-13= 240
40.125÷25-5=0
41.4200-2200+200=2200
42.220+80-150=150
43.20×8×5= 800
44.600-3×200=0
45.20+20÷2= 30
46.35-25÷5= 30
47.36+8-40= 4

1)25%*132+1/4*8 2)32*0.125*25
=1/4*132+1/4*8 =(4+8)*0.125*25
=1/4*(132+8) =(4*25)*(8*0.125)
=1/4*140 =100*1
=35 =1000
3)75%*76+25*4+0.75*12
=3/4*76+3/4*12+25*4
=3/4*88+100
=166
4)3200*1/8÷2/5+1270 5)(2/3+4/5)*7/6
=400*5/2+1270 =22/15*7/6
=1000+1270 =77/45
=2270
5)6*(1/2+2/3) 6)132*(44÷176)
=6*1/2+6*2/3 =132*1/4 =33
=3+4
=7
7)72.25%*99+75.25%
=75.25%*99+75.25%*1
=75.25%*(99+1)
=75.25%*100
=75.25


①2700×(506-499)÷900 ②33.02-(148.4-90.85)÷2.5
=2700×7÷900 =33.02-57.55÷2.5
=18900÷900 =33.02-23.02
=21 =10

③(1÷1-1)÷5.1 ④18.1+(3-0.299÷0.23)×1
=(1-1)÷5.1 =18.1+1.7X1
=0÷5.1 =18.1+1.7
=0 =19.8

3/4+1/5=4/5 3/4-1/5=11/20 5/6+2/9=19/18 5/6-2/9=11/18 2/3+3/5=19/15
2/3-3/5=1/15 6/7+1/2=19/14 6/7-1/2=5/14 2/3+1/6=5/6 1/3+1/4=7/12
1/3-1/4=1/12 1/5+1/7=12/35 1/5-1/7=2/35 1/4+1/9=13/36 1/4-1/9=5/36
1/8+1/9=17/72 1/8-1/9=1/72 1/10+7/9=79/90 5/7-1/6=23/42 1-5/9=4/9
1/5+3/8=23/40 3/4+1/5=19/20 2/3-3/5=1/5 1-2/5=3/5 5/8-1/9=37/72
1/10-1/20=1/20 1/6+3/8=13/24 5/9-1/2=1/18 2/3+1/4=11/12 1/2+1/3=5/6
5/6+1/18=8/9 3/5-1/3=4/15 17/15-1/3=4/5 11/12-2/3=1/4 1/2-1/4=1/4
1/7-1/8=1/56 1/3-1/9=2/9 5/6-1/2=1/3 1-2/3=1/3 5/8-1/6=11/24
1/3+1/6=1/2 3/4-1/2=1/4 1/5+1/8=13/40 5/6+4/9=23/18 5/9-2/5=7/45
3/7+5/2=41/14 5/8+9/10=61/40 11/12-8/15=23/60 1/4+1/6=5/12 1/4-1/6=1/12
1-6/7=1/7 11/12-2/3=1/4 3/10+2/5=7/10 7/8-1/4=5/8 3/4+5/12=7/6
3/5-3/7=6/35 5/4-5/12=5/6 1/5-1/9=4/45 1/3-1/8=5/24 11/6-2/9=29/18
1/5+1/9=14/45 1-2/5=3/5 7/4+1/7=53/28 1-1/9=8/9 2/3-2/7=8/21
5/6+1/2=4/3 4/3-3/4=7/12 1-4/7=3/7 4/3+3/2=17/6 5/9+18/5=5/6
3/8+7/10+5/8=17/10 7/8-(1/8+3/4)=0 4/7+1/6-4/7=1/6
2-7/9-2/9=1 3/5+7/8+2/5=15/8 7/9-(1/9+1/3)=1/3
1/4+(2/5+3/4)=7/5 5/6-3/10+1/6-7/10=0 3/4+1/6-2/3=1/4
7/8-1/4+4/9=77/72 1-1/3+2/7=20/21 1/2+4/5-3/10=1
5/6-(2/3-1/9)=5/18 9/10-(3/4+1/8)=1/40 1/2+2/3-3/4=5/12
7/8-1/6+1/4=23/24 1-(3/4-2/9)=17/36 9/10-1/5-1/2=1/5
1/4+3/7+1/2=33/28 7/8-(2/3+1/6)=1/24 1-(1/3+3/5)=1/15
1/2+1/4+1/3=13/12 7/8+1/4+1/2=5/8 5/7-(4/7+1/9)=2/63
1-1/4-1/2=1/4 3/4-1/6-1/3=1/4 3/10+1/4+2/5=19/20
2/3+1/6+1/12=11/12 1-1/4-2/5=7/20 1/2+1/9+1/12=25/36


分数加减法的口算题,同分母异分母都行,要500道。不用标号 不要答案,简单点的,尽量排整齐,谢谢。视频

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    卫实和同分母分数加减法口算题:5\/8+1\/6+3\/8+5\/6 6\/7+(1\/7+9\/10)7\/9+7\/8+2\/9 7\/3-1\/6-2\/3 2\/3+5\/6-1\/3+1\/6 5\/7+7\/5-2\/7-2\/5 6\/13-9\/20+7\/13+7\/20 3\/4-3\/10-1\/4+7\/10 2-3\/5-2\/5 7\/10-(7\/10-1\/3)特点 1、分母表示一个总体的数值,分子表示...

  • 15229943492异分母分数加减法怎么算
    卫实和先通分,换成同分母 例如下面这个例子 异分母的分数加减时,先通分,通分后的异分母分数就按照同分母分数加减法的计算方法来算。异分数加减法法则,是针对异分数的加减法法则。异分母分数加减法,先通分,再按照同分母分数加减法法则进行计算,分母不变,分子进行加减,最后约分。举例 1\/2+1\/3= 1、先...

  • 15229943492异分母同分母分数相加减有什么联系
    卫实和同分母分数加减法与异分母分数加减法的意义相同,计算方法不同。分数加、减计算法则:1)分母相同时,只把分子相加、减,分母不变;2)分母不相同时,要先通分成同分母分数再相加、减。

  • 15229943492分数加减法口诀有哪些?
    卫实和分数加减法口诀有如下:1、同分母分数相加,分母不变,即分数单位不变,分子相加,能约分的要约分。2、异分母分数相加,先通分,即运用分数的基本性质将异分母分数转化为同分母分数,改变其分数单位而大小不变,再按同分母分数相加去计算,最后能约分的要约分。3、带分数相加,把全部加数中的带分数先化...

  • 15229943492答案呢异分母分数加减法100道
    卫实和(1):4\/5+1\/6=?(29\/30)(2):10\/1+2\/17=?(172\/17)(3):12\/7+11\/18=?(293\/126)(4):7\/3+15\/7=?(94\/21)(5):5\/3+1\/2=?(13\/6)(6):18\/17+1\/12=?(233\/204)(7):13\/6+3\/1=?(31\/6)(8):7\/16+13\/8=?(33\/16)(9):15\/2+1\/9=?(137\/18)(10):1\/2+4\/...

  • 15229943492同分母分数加减法口算题1000道
    卫实和1) 4\/14+8\/14=6\/7 2) 7\/10+2\/10=9\/10 3) 4\/7-3\/7=1\/7 4) 3\/14+7\/14=5\/7 5) 4\/11+5\/11=9\/11 6) 4\/15+2\/15=2\/5 7) 9\/10-3\/10=6\/10 8) 7\/13+5\/13=12\/13 9) 6\/13+5\/13=11\/13 10) 2\/8+3\/8=5\/8 11) 9\/13-9\/13=0 12) 9\/13+3\/13= ...

  • 15229943492分数,小数口算题 只要加减法,分数同分母 例如:2\/11+8\/11= 5.3+6.7=...
    卫实和2\/11+8\/11=10\/11 5.3+6.7=12 例如5\/20+8\/20= 3.6+5.4= 8\/15+2\/3= 2.9+3.1= 5.8+6.2= 12\/15-5\/15= 8\/12-4\/6=

  • 15229943492异分母分数加减法怎么算?(举例子)
    卫实和异分母分数加减法,先通分,再按照同分母分数加减法法则进行计算,分母不变,分子进行加减,最后约分。例:计算5\/6+7\/8 6和8的最小公倍数是24 24相对于6来说扩大了4倍,即5\/6=20\/24 24相对于8来说扩大了3倍,即7\/8=21\/24 所以,20\/24+21\/24=41\/24 异分母分数概念:就是两个或两个...

  • 15229943492五年级下学期口算题,不用答案,分数加减,同分母异分母都行啊!急急急急...
    卫实和自己可以编啊,这很简单啊,比如 1\/2 + 1\/3, 3\/4+1\/2, 3\/8+1\/8,7\/2+3\/8 8\/9-7\/8, 1\/2 - 2\/5, 8\/9-2\/9, 5\/7-1\/5 19\/10-20\/19

  • 15229943492异分母分数加减法20道
    卫实和1、1\/5+1\/7=12\/35。2、1\/5-1\/7=2\/35。3、1\/4+1\/9=13\/36。4、1\/4-1\/9=5\/36。5、1\/8+1\/9=17\/72。6、1\/8-1\/9=1\/72。7、1\/10+7\/9=79\/90。8、5\/7-1\/6=23\/42。9、1-5\/9=4\/9。10、1\/5+3\/8=23\/40。12、3\/4+1\/5=19\/20。13、2\/3-3\/5=1\/5。14...

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