(完整版)北师大_一年级数学下册口算练习题.doc
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口算练习 1
10+8= 16-8= 5+8= 7+4= 12-5= 2+10= 6+8= 6+6= 2+9= 18-9= 8+4= 15-6= 8+4= 7+7= 16-8= 12-5= 9+7= 15+3= 5+6= 11-3= 3+6= 9+2= 14-9= 18-9= 13-7= 8+10= 10+10= 6+6= 11+6= 16-16=
口算练习 2
5+8= 16-8= 13+7= 11-9= 11-3= 14+5= 4+7= 18-8= 12-9= 19-9= 3+10= 17-7= 14+6= 12+8= 20-20= 14-7= 15-6= 4+9=
9+9= 10-3= 13-8= 11-3= 5-5= 19-9= 6+6= 12+4= 14-6= 13-7= 11-9= 3+14=
口算练习 3
15-2= 3+16= 12+3-9= 12-9= 16-8= 2+8-6= 17-6= 12-3= 6-6+3= 6+9= 11-3= 7+8-9= 3+4+9= 11-7= 4+8-3= 12+3+5= 6+9-5= 9+3-2= 20-10+3= 2+9-6= 15-6+3= 14-6+8= 12+6-8= 13+7-6= 18-5+6= 3+7+8= 19-3+4= 10-1+15= 7+8-4= 20-20+8=
练习四
10+50=30+30=60+30= 30+40=80-60=90-60= 30+70=50+9=50-40= 20+80=7+20=20+80=
40-30= 60+8= 30-30= 90+10= 50+50= 50-50=
40+8=70+20=9+40= 60+40=10+40=9+30=
50-50= 90+4= 5+60= 10+90= 30+8= 40+60=
练习六
38-6=26+3=19-9= 12+6= 75+3=5+42= 38-8=84+3=18-4= 24+5= 26+1=7+31= 32-2=2+33=8+20= 18+2= 14+5=88+1= 95+4= 2+64=87-5= 29-3=3+52=48+1= 47-6=4+15=9+50=
练习五
52+30 42+50 28+60 = = =
36+20 50+50 90+8= = =
85+10 36-20= 24+70 = =
99-90= 49-40= 36+40
=
19+50 83-60= 84-80= =
= =
49+50 80-40= 36+40
=
55-50= 42-40 27+20
=
64-60= 88-80= 49-20= 87-50= 76+10 76-70= 练习七
42+25 21+12 84-33= = =
36+42 46-30= 27+32 = =
76-25= 42-25= 68-53= 36+12 46+32 26-14= = =
95-42= 23+52 99-45=
=
89+10 55-42= 36+63 = =
34+24 6+52= 45+54 = =
16+31 27-15= 72+13 = =
= =
25+61 22+36 16+82 = = =
练习十
25+35 36+44 45+17 = = =
28+23 66+27 58+43 = = =
42+19 39+25 37+19 = = =
26+14 17+25 67+23 = = =
35+47 34+48 16+14 = = =
15+75 78+13 38+56 = = =
74+26 29+16 46+5= = =
63+8= 36+14 20+38
= =
= =
58+13 48+52 24+49 = = =
练习八
35+41 25+34 68+11 = = =
63-21= 92+6= 76+20
=
82+7= 34+23 34+34
= =
36+23 86+13 45+54 = = =
82-61= 76-36= 16+61
=
70+10-50=
54+42-36=
80-50+30=
35+60-40-=
90-50+34=
34+15-36=
76-36-20=
30+8-20=
58-26-10=
练习十一
44-6=32-9=43-4= 37-9=41-3=45-6= 62-3=35-9=76-8= 78-9=24-6=72-6= 67-8=89-5=84-6= 67-9=26-9=74-7= 54-6=76-7=75-8=
23-5=67-8=36-8=
23-9=61-2=34-8=
练习九
76+4= 4+58=54+4=
5+36= 22+1646+6=
=
37+9= 36+7=7+33=
21+40 6+74=33+7= =
56+4= 5+66=66+4=
48+3= 30+16 59+1=
=
62+13 53+8= 99+1= =
62+8= 18+6=43+9= 46+8= 48+9=6+48=
练习十二
40-23= 82-37=97-40= 76-18= 63-48=30-27= 53-25= 32-25=60-18= 66-23= 71-43=90-27= 66-37= 62-54=87-39= 72-49= 73-56=52-33= 41-37= 42-33=61-32=