人教版四年级数学下册加法运算定律练习题64Word格式.docx
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____+68=68+23
n+68=68+____
51+20+5075+74+25
40+71+60+229280+60+640+120
417+58+14221+187+29
45+52+55+48453+899
789+299280+380+220+320
700+110=110+____
86+____=14+____
(62+25)+75=62+(____+____)
110+(790+37)=(110+____)+____
____+97=97+38
s+64=64+____
91+15+4575+86+25
60+60+40+40250+90+810+350
999+78+42252+198+28
15+65+85+35138+799
881-599290+360+540+210
970+410=410+____
82+____=23+____
(15+23)+67=15+(____+____)
420+(280+13)=(420+____)+____
____+99=99+15
y+26=26+____
45+44+5664+24+26
18+80+82+120300+80+820+100
129+34+46649+740+21
16+76+84+24486+399
663+399290+390+510+110
610+490=490+____
66+____=16+____
(22+26)+74=22+(____+____)
230+(370+25)=(230+____)+____
____+53=53+35
a+23=23+____
43+20+7036+41+24
23+56+77+344300+60+540+600
986+86+41430+821+20
10+76+90+24811+499
881+99140+110+790+360
870+190=190+____
55+____=13+____
(67+23)+47=67+(____+____)
470+(130+72)=(470+____)+____
____+67=67+16
x+53=53+____
56+32+2888+14+12
61+70+39+930170+390+410+630
746+52+44841+483+19
23+57+77+43237+199
811-399220+390+610+680
520+280=280+____
53+____=38+____
(31+29)+31=31+(____+____)
390+(610+88)=(390+____)+____
____+71=71+35
m+33=33+____
39+24+4633+44+17
35+73+65+227220+10+790+380
961+76+62466+704+24
47+61+53+39172+199
602-299280+270+530+720
770+260=260+____
56+____=27+____
(20+30)+50=20+(____+____)
270+(530+34)=(270+____)+____
____+97=97+42
b+12=12+____
23+17+5326+21+24
90+63+10+337150+390+210+550
434+68+13251+675+29
38+80+62+20679+199
860+99300+260+540+200
500+370=370+____
65+____=37+____
(35+49)+41=35+(____+____)
380+(320+34)=(380+____)+____
____+87=87+42
d+73=73+____
74+41+2970+71+30
64+66+36+834200+460+440+200
556+47+45339+609+21
63+70+37+30600+299
808-599170+220+480+630
590+430=430+____
93+____=22+____
(19+39)+41=19+(____+____)
300+(300+56)=(300+____)+____
____+71=71+25
a+76=76+____
85+24+3676+54+14
20+77+80+623180+460+440+720
282+37+16360+261+10
55+56+45+44458+199
827+499110+30+970+390
810+470=470+____
69+____=47+____
(13+17)+73=13+(____+____)
140+(860+74)=(140+____)+____
____+95=95+40
m+15=15+____
10+25+7567+15+13
20+78+80+922110+370+530+290
368+58+14287+782+13
26+72+74+28581+199
910-499200+220+680+300
840+400=400+____
59+____=25+____
(52+33)+47=52+(____+____)
270+(530+51)=(270+____)+____
____+80=80+15
x+45=45+____
35+26+3471+12+19
90+67+10+33120+140+760+280
591+12+88857+208+23
63+71+37+29221+999
768+199140+130+770+760
880+470=470+____
81+____=14+____
(62+28)+32=62+(____+____)
490+(510+85)=(490+____)+____
____+73=73+43
t+48=48+____
12+31+5985+51+15
83+71+17+929270+240+760+130
375+98+20273+867+27
69+58+31+42140+599
668-499110+60+840+790
680+190=190+____
66+____=12+____
(93+27)+33=93+(____+____)
230+(570+13)=(230+____)+____
____+87=87+29
d+60=60+____
68+27+4369+29+21
12+53+88+747200+90+710+400
601+46+85458+964+22
49+71+51+29373+499
612-499270+140+660+430
510+380=380+____
71+____=38+____
(84+17)+43=84+(____+____)
260+(740+61)=(260+____)+____
____+90=90+21
b+66=66+____
95+45+4539+63+21
58+60+42+440290+430+170+610
383+87+81334+834+16
39+50+61+50896+399
719+299280+470+230+420
750+400=400+____
70+____=12+____
(57+35)+45=57+(____+____)
110+(490+50)=(110+____)+____
____+58=58+40
n+22=22+____
23+35+6566+40+14
68+50+32+450270+500+300+130
957+75+92543+946+27
78+54+22+46623+299
866+399300+50+950+100
850+260=260+____
94+____=25+____
(12+40)+20=12+(____+____)
480+(220+36)=(480+____)+____
____+83=83+37
d+76=76+____
82+31+5946+12+14
72+77+28+423250+50+950+650
809+83+71778+876+22
49+71+51+29132+299
670-399250+180+620+450
560+340=340+____
61+____=48+____
(75+26)+54=75+(____+____)
410+(190+52)=(410+____)+____
____+87=87+38
b+56=56+____