一年级下册数学口算题 [小学一年级数学口算题下册训练]
一、直接写得数:
45+30= 45+3= 5+41= 50+41= 6+32=
52+6= 40+47= 62+4= 27+40= 5+23=
71+5= 45+30= 69+1= 6+33= 18+70=
44+3= 5+32= 25+4= 20+35= 4+75=
3+95= 30+65= 53+20= 85+3= 4+52=
30+65= 6+22= 16+3= 40+58= 56-30=
56-3= 89-40= 89-4= 75-30= 56-3=
29-4= 77-7= 29-20= 56-4= 63-50=
38-4= 98-3= 96-30= 39-6=
25-4= 78-40= 80-30= 79-60=
49-7= 26-3= 59-3= 67-3=
99-50= 30-1= 55-2= 27-5=
45-20= 76-40= 46-30= 46+30=
4+74= 51+7= 38+40= 93-80=
63-30= 95-5= 86+10= 2+82=
69+0= 73-40= 100-30= 59-4=
95-4= 70+28= 6+98= 19-6=
20+80= 65+30= 92-50= 13+5=
85-2= 58-30= 58+30= 36-3=
36-30= 5+34= 50+34= 12+5+50=
65-5-50= 80-20+6= 6-4+80= 5-3+70=
70-30+5= 60+4+20= 75-70+9= 80-20+15=
6+32-30= 46-6+60= 78-8+29= 30+50+12=
25-20+71= 54+3-5= 46+6+20= 90-50+42=
32-2+58= 75-40-3= 22-20+50= 36+20-20=
59-30+30= 28-8+25= 90-10-60= 30+70-50=
22+4+40= 36+3+10= 56-2+10= 85+10-20=
二、在括号里填上合适的数:
68-( )=63 63+( )=68 45+( )=65
( )+20=65 65-( )=45 65-( )=20
( )+16=56 56-( )=16 78-( )=76
23+( )=29 90-( )=89 ( )+5=26
( )-55=3 ( )+5=18 49-( )=29
6+( )=48 ( )-9=90 ( )-20=28
28-( )=8 65-( )=35 26+( )=56
( )+42=49 85-( )=5 ( )+3=37
25-( )=21 38-( )=31 43+( )=47
69-( )=39 86-( )=80
三、在○里填上>、<或=:
4○15-9 14-9○4 11-9○2
8○17-9 18-9○10 13-9○5
6○16-9 12-9○2 19-9○9
44○46 86○91 38○83 96○100 77○55
100○10 56○26 80○79 27○71 50○95
38―30○80 49○57―7 20+70○91 80-10○90
15-8○10 11-3○11-4 18-9○12-2
13-9○5 15-10○14-9 13-7○13-6
11-7○7 11-9○12-9 17-9○17-8
15-7○8 14-6○15-6 15-8○15-7
13―7○7 16―9○10 4○11―8
15―