一年级数学下册练习题和口算
36+30= 44+30= 87-20= 74-40= 65-10=
43+50= 71+20= 79-50= 95-10= 75-30=
96-40= 94-30= 31+10= 34-10= 66+30=
16-10= 51-10= 77+10= 98-30= 86+10=
92-90= 14+40= 81-50= 53-40= 73-20=
38+50= 60+10= 92-80= 97-80= 21+10=
25-10= 28-20= 40-40= 71-70= 67-50=
39+60= 12+60= 61-30= 44+40= 65-60=
68-20= 47+10= 33+30= 32-30= 75+10=
82-10= 79-50= 80-70= 13+60= 21+60=
姓名:________ 班级: _________ 得分:__________
12+60= 93-60= 34+60= 38-20= 67-50=
26+50= 47+10= 35+50= 88-10= 53-10=
66-20= 20+10= 90-70= 98-90= 46-40=
83-60= 11+60= 71-50= 50-40= 20+40=
76-60= 87-10= 97-10= 22+40= 28-20=
72-70= 57-30= 12+10= 40+40= 77-50=
80-60= 42+50= 94-10= 60-10= 70-50=
23+30= 77-70= 33+30= 98-50= 38+30=
50-40= 47-30= 75-50= 67-40= 28+50=
91-10= 65-40= 78-40= 63+30= 66-20=
姓名:________ 班级: _________ 得分:__________
73-5= 37+0= 65+3= 16-5= 77+6=
98-4= 76-5= 22-8= 24-2= 86+3=
83+9= 97-2= 44+8= 41+8= 86-7=
85-3= 31+3= 60+7= 37-0= 17-6=
67-4= 60+7= 12-6= 14+6= 14+5=
51-5= 40+9= 13+2= 69-4= 16-2=
36+9= 53-0= 84+4= 40-3= 70-4=
30+8= 61-7= 44-6= 26-6= 93+6=
65+4= 87+3= 96-6= 14+4= 80-3=
53+3= 75+7= 33-4= 61+5= 32+9=
姓名:________ 班级: _________ 得分:__________
40-7= 97-9= 62+8= 66-0= 72-3=
51-1= 33+7= 13+3= 89+8= 73-4=
77-5= 74+7= 93-6= 16+2= 22-2=
55+3= 49-5= 68+7= 22+2= 95-4=
11+2= 49-2= 59+6= 12+6= 38-4=
57-2= 61-7= 47-4= 76+9= 20-6=
19-7= 22-7= 54-2= 16-3= 39-9=
38+1= 46+3= 38-3= 58+6= 93+6=
41-2= 89-1= 88+0= 55+5= 98+7=
21-8= 99-4= 78-5= 14-4= 79-2=
姓名:________ 班级: _________ 得分:__________
76
65+7-60= 65-(7+13)= 74+8-80= 84+9-90= 76-8+4=
姓名:________ 班级: _________ 得分:__________
4+28+40= 60+30-7= 25+(30-10)= 17+(15-5)= 46-(17-8)=
40+(36-10)= 50+14+20= 40+(34-6)= 84+2+8= 7+(24-6)=
10+50-5= 22+4+36= 20+(42-8)= 60+(28-2)= 58-(20+30)=
40-10-5= 80+10-9= 50-(37-7)= 60+18+6= 86-(65-60=)
8+(95-20)= 40+(26-7)= 40-7+6= 36+9-7= 78-70+36=
姓名:________ 班级: _________ 得分:__________
72-2= 45+9= 86-8= 96-2= 24+9=
40-2= 46-9= 43+4= 18-2= 38-8=
35+5= 85+2= 59-4= 78+10= 82-5=
64+6= 32+7= 49+5= 63+3= 84-2=
60-4= 11+20= 45-30= 30+8= 60-7=
25+40= 36-5= 84+4= 52-3= 71+9=
88+4= 76+0= 93-3= 18+5= 70-5=
56+20= 64+6= 65+30= 75-30= 30-3=
32+6= 29-7= 35+2= 73-4= 25+4=
43-5= 87+10= 39-3= 48-30= 95-40=
81-2= 60+8= 39+10= 76+10= 70+30=
48-9= 47+8= 52-4= 43+8= 68-9=
52+2-7= 53-(44+6)= 47+(10-8)= 53-50+47= 64+(30-30)=
29-20+9= 20+(55-20)= 4+66+30= 54+8-30= 6+20+30=
68-(38-30)= 9+28+20= 50-3+50= 60-(30+20)= 9+51-40=
9+(65-30)= 8+77+20= 41-41+10= 50+(43-30)= 21-3+8=
