计算题(50题448分)
1直接写出数
(1)48+9-7______ (2)50-4+6______
(3)74-7+3______ (4)35+6-4______
(5)66+6-8______
2计算
57+2______ 36-4______ 59-6______ 78+20______
7+72=______ 543=______ 375______ 23+5______
26-6______ 71+7______ 4+53______ 28+30______
3直接写出数
877______ 90+10______ 20+5______ 7+9______
855______ 766______ 2919______ 888______
3+70+5______ 788+3______ 644+9______ 733+6______
4算算
(1)36+42________ (2)18+53________
(3)45+19________ (4)28+15________
(5)15+65________ (6)54+28________
(7)76+23________ (8)37+52________
5谁先红旗
6根算式进行计算
4224________ 8118________ 6336________
7227________ 5445________ 909________
7算完发现什?
8凑整方法算
例:38+2967
38+240
40+2767
(1)57+23________ ________ ________
(2)75+17________ ________ ________
(3)24+39________ ________ ________
(4)49+32________ ________ ________
9计算
113______ 255______ 60+9______ 277______
633______ 70+8______ 30+6______ 80+5______
20+8______ 833______ 911______ 722______
10口算
(1)13+5________ 10+40________
6050________ 3720________
(2)3+27________ 755________
23+32________ 9890________
(3)65+30________ 15+42________
897________ 50+50________
11填表
12口算
156 40+9 40+8 20+3
9+20 588 8+80 2+70
40+30 3+70 5+30 8580
9+7+1 10+85 148+0 158+9
13面计算?请改正
改正: 改正:
14口算
(1)35+8+7________ (2)90-6-5________
(3)69+4-8________ (4)75-9+7________
(5)83-6-4________
15算算
16算算
(1)62+18________ (2)59-14________
(3)40+42________ (4)82-51________
(5)72-39________ (6)37-27________
17交换巧做题包
18谁算快
25+4= 72-2= 14-5-6=
68-20= 26+7= 81-(47-7)=
63-5= 51-8= 40+60-8=
24+8= 20+43= 66-(34+6)=
20+(50+8)= 20-(14-5)=
19口算
15+7______ 4+58______ 9+27______ 31+15______
15+17______ 4+38______ 29+57______ 46+15______
20算算
21+8________ 54+45________
15+50________ 42+3________
24+43________ 76-54________
54-4________ 68-22________
21计算
22算算
13-5= 67-60= 72-8=
80-30= 4+72= 55-20=
56+6= 51-7= 86-4=
11-6= 80-3= 8+53=
37+3= 95-3= 97-60=
42-8= 27+9= 81+9=
23口算
43+19________ 6+84________
86+9________ 39+21________
8+38________ 34+46________
5+45________ 45+29________
24计算
67+5 56+14 3519
37+26+13 2518+14 501517
47+1429 13+19+39 6354+28
25计算题
26谁算快
(1)28-8________ (2)13+5________
(3)24+6________ (4)100-37-3________
27竖式计算
54+29 7325 46+36
36+27+18 26+(7238) 63+1724
28直接写数
358 506 119 317 15+30
487 40+28 60+24 7450 27+4
2510 18+59 6+20 136 22+40
3+96 438 53+7 7030 157+4
29填填
50+7______ 2+80______ 70+6______ 9690______
233______ 196______ 755______ 3330______
1712______ 40+3______ 9+40______ 30+6______
30列竖式计算
(1)9649+27 (2)38+2435
(3)7845+38 (4)26+5435
31计算
39-13+47______ 63+25-39______ 56+42-69______
92-37+4______ 80-49+27______ 34-25+14______
32谁算快
78-50-9=________ 72-2-30=________
35+6+40=________ 47+9-20=________
17+3+15=________ 75-50+14=________
49-9-30=________ 28+20+2=________
99-20+6=________ 100-30-7=________
16+15-7=________ 70-30+33=________
85-6-19=________ 6+24+30=________
75-20-30=________ 62-5+7=________
33谁算快
15+25= 42-4= 36+30= 78-8+6=
5+43= 60-7= 50+34= 87-(40-3)=
34口算
62+2 386 808 53+10 45+54
37+63 7220 364 74+12 8380
6元8角5元3角 4元2角+3元7角
35口算出面题数
36填表
37口算
47+38_____ 64-27_____ 26+80____ 94-46_____
65-47_____ 54+38_____ 96-38_____ 78+16_____
38计算数
139 147 60+3 3+7+9 1183
50+15 465 490 9080 86+5
39计算
(1)38+47________ (2)70-55________
(3)17+38+29________ (4)72-36+47________
40算算
189 8+7 5+20 3+18
34+6 47+6 8880 504
659 80+9 8360 618
41谁算快争做口算王(左右序运算)
42图算算
43口算题
50+13 17+30 32+46 6+61 25+60
50+2 15+30 33+45 5+61 29+60
72+6 40+50 8720 3611 262
9424 6322 9010 388 285
44直接写出数
6040 2414 5930 463+8
628 27+9 17+6 76+68
45谁算快
(1)32+68________ (2)16-3________
(3)79-20________ (4)15-4+29________
46算算填填
47计算
28+34________ 52+28________ 47+36________
54+27________ 53+34________ 46+45________
17+63________ 23+68________ 79+14________
48口算
12+80 9560 43+17 6440
3720 19+80 8120 13+13
14+25 5015 24+36 7323
49根算式进行计算:
50口算
53+5______ 80-7______
40-4______ 67+8______
3+94______ 88-9______
47-5______ 44+8______
参考答案
计算题
1(1)50 (2)52 (3)70 (4)37 (5)64
2593253987951322820785758
38010025168070108078736976
4(1)78(2)71(3)64(4)43(5)80(6)82(7)99(8)89
574833339
618632745981
751525354557343534333
8(1)8057+36060+2080(2)9275+58080+1292(3)6324+63030+3363(4)8149+15050+3181
982069206078368528809070
10(1)18501017
(2)3070558
(3)955782100
119693020
121569 40+9 49 40+84820+323
9+20 29588 508+80882+7072
40+30703+70735+303585805
9+7+11710+8513148+06158+916
13:
14(1)50 (2)79 (3)65 (4)73 (5)73
1560616263
16(1)80(2)45(3)82(4)31(5)33(6)10
1795949494953853603853
18297034833415843923263267811
192262364632428661
202999654567225046
2127229232
2213586760772864
8030504+7276552035
56+6625174486482
1165803778+5361
37+34095392976037
4283427+93681+990
236290956046805074
24727016762118327137
25(1)39 (2)90 (3)71 (4)69
26(1)20 (2)18 (3)30 (4)60
27834882816056
282744224454168842431151426762635604012
29578276620137035434936
30(1)解:74 (2)解:27 (3)解:71 (4)解:45
31734929595823
3219408136353910508563247360602564
334038667648538450
34643272639910052348631元5角7元9角
35(1)789075 (2)723928
36553750100
378537864818925894
384763190654149107
39(1)85 (2)15 (3)84 (4)83
40915252140538 4656892353
414226344965428731254836513952557641446362
4242080497083
436347786785524578668978906725247041803023
442010295154362374
45(1)100 (2)13 (3)59 (4)40
4626+63225+63177+6836+34408+344260+3494
47628083818791809193
4812+809295603543+1760644024
37201719+809981206113+1326
14+253950153524+3660732350
4929482855
5058733675 97794252
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