计算题(50题375分)
1填表
2根表格进行计算:
3笔算
①7523 ②29+48 ③13+3730
④72+6 ⑤8026 ⑥98273
4算算
(1)54+8_______ 35+12_______ 50-40_______ 72-9_______
(2)21+9_______ 63-11_______ 32+20_______ 80-1_______
5列竖式计算
(1)7812 (2)9+55
(3)63+3 (4)10091
6算算
7计算
8想想面题中两数字先相加更?
24+16+27______ 25+39+15______ 9+28+21______
9估估:数50序号填横线________
①21+23 ②41+20 ③45-30
④29+20 ⑤86-17 ⑥100-40-12
10算完发现什?
11会列式计算?
(1)6510少?
(2)899相差少?
(3)30少6数少?
(4)两加数40少?
(5)减数5减数92差少?
12直接写出数
876 23+40 6020 63+4 15+32 9750
23+32 5413 13+5 7918 7+51 4630
30+60 8815 62+6 8534 8050 4727
13直接写出数
2+5= 40+3= 10+70= 17-2= 14-6=
80-30= 36-5= 14-8= 9+5= 32+2=
70+19= 20+80= 31+15= 52-12= 100-40=
14观察算式特点横线填数
54-45______ 64-46______ 82-28______
72-27______ 63-36______ 74-47______
15口算
4+5=________ 5+7=________ 10+90=________
35+2=________ 4+9=________ 20+80=________
7+3 =________ 5+6=________ 30+70=________
4+60=________ 7+7=________ 100-20=_______
16根算式进行计算
90-40+40________ 38-10+6________
72+8+20________ 55-9+30________
9+49-56________ 43-23+23________
17谁算准
18竖式计算
①45+18 ②327 ③5013
19竖式计算
717 8922 9045
379 4627 9648
20口算
34+5=______ 34+7=______ 34+9=______ 7+43=______
8+43=______ 9+43=______ 38+6=______ 38+36=______
21心算
97-86________ 25-25________
67-9________ 75+20-6________
2+28________ 97-6________
78-35________ 92-30-62________
22谁算快
23神算手
24面计算?改正
①43+841 ( ) ②72+299 ( )
③5+4797 ( ) ④56+561 ( )
⑤684064 ( ) ⑥92799 ( )
⑦85984 ( ) ⑧74614 ( )
⑨6+5975 ( ) ⑩23+3053 ( )
25口算
59+8______ 6+42______ 74+9______ 8+26______
43+6______ 55+5______ 83+7______ 10+49______
26喜欢方法计算:
(1)24+44+16________ (2)53+36+7________
(3)45-18+19________ (4)43+16+17+24________
27口算
36-4________ 42+40________
76-4________ 36+40________
4+23________ 82-7________
6+22________ 94-50________
28直接写出数
(1)24+6+6________ (2)30-3-3________
(3)64+7+7________ (4)40-8-8________
(5)72+7+3________
29直接写出数
(1)24+6+6______(2)30-3-3______(3)64+7+7______
(4)40-8-8______(5)72+7+3______
30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
31坚式计算
35+16________ 8137________ 5218+25________
78(26+19)________ 23+46+27________
32列竖式计算
33计算
70-52+9________ 39-15+47________
68+22-43________ 52+9-25________
34计算面题
28-4+40________ 84+20-70________
7+25-27________ 26+34+18________
35摆摆算算
6+4________ 46+40________
27-2________ 27-20________
3+65________ 30+65________
89-5________ 89-50________
36填合适数
16_____ 9 7+_____15 90+_____95 61_____1
1859_____ 5+9+6_____ 13+410_____ 6+89_____
37口算
30+6 72+6 137 7430
348 35+10 10070 0+25
38图算算
39填填
40钥匙开锁.会开?
4167076三数写出两道加法算式两道减法算式
42接力火车
43接力竞赛
44算算
65+30______ 65+3______ 53+4______ 53+8______
46+4______ 46+7______ 82-20______ 82-2______
45谁算
12+8 149 89+2 10+20+40
633 8010 114 127+8
20+40 48+8 9080 1985
137 21+70 20+60 8040+20
46计算
(1)91-86________ (2)62+28________
(3)96-38-49________ (4)63+18-56________
47谁算快
34+51______ 43+15______
61+34______ 41+53______
46+31______ 35+42______
38+51______
48算算
7010 36+40 118 78+7
90+6 5850 81+9 644
123 19+6 3720 65+30
88+8 8330 46+4 6530
544 24+60 139 76+9
49左右填表
50口算
7010 36+40 118 78+7
90+6 5850 81+9 644
123 19+6 3720 65+30
88+8 8330 46+4 6530
544 24+60 139 76+9
参考答案
计算题
1333220721
269335694
3527720785437
4(1)62471063 (2)30525279
5(1)781266 (2)9+5564 (3)63+366 (4)100919
67345334659285485
73953
8677958
9①③④⑥
1051525354557343534333
11(1)55 (2)80 (3)24 (4)80 (5)87
12816340674747554118615816907368513020
132+5=740+3=4310+70=8017-2=1514-6=12
80-30=5036-5=3114-8=69+5=1432+2=34
70+19=8920+80=10031+15=4652-12=40100-40=60
1491854452727
1591210037131001011100641480
16903410076243
17833673
18①45+1863 ②32725 ③501337
19646745281948
203941435051524474
2111058893091430
22(1)64 (2)25 (3)27 (4)82
239535
24①43+841×改正:43+851
②72+299×改正:72+274
③5+4797×改正:52
④56+561√
⑤684064×改正:684028
⑥92799×改正:92785
⑦85984×85976
⑧74614×74668
⑨6+5975×6+5965
⑩23+3053√
256748833449609059
26(1)84 (2)96 (3)46 (4)100
273282727627752844
28(1)36 (2)24 (3)78 (4)24 (5)82
29(1)36 (2)24 (3)78 (4)24 (5)82
301569 40+9 49 40+84820+323
9+20 29588 508+80882+7072
40+30703+70735+303585805
9+7+11710+8513148+06158+916
315144593396
32906377
3327714736
346434578
35508625768958439
367856042075
37367864426453025
3842080497083
3926445045663442
4032+488075274890365418+5573
41算式:6+707670+6767667076706
4257667161
4371526347
449568576150536280
452059170607071360561066918060
46(1)5 (2)90 (3)9 (4)25
4785589594777789
48607638596890609251795965350355084485
4927354560
50607638596890609251795965350355084485
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