小学一年级下册数学《20以加减法减法》练习
|
29-11= |
16- 4= |
89-24= |
29- 8= |
98-77= |
|
52-50= |
24-10= |
10+20= |
14+20= |
31-4= |
|
17- 7= |
19-10= |
98-80= |
25-4= |
99-20= |
|
24-3= |
15+4= |
90-10= |
20+8= |
25+ 3= |
|
18+20= |
28+2= |
29+1= |
25+20= |
26-10= |
|
12+5= |
28+7= |
25+8= |
23-3= |
12+10= |
|
16+30= |
24+4= |
19+40= |
17-2= |
18-8= |
|
19-6= |
29+10= |
72-10= |
20+30= |
99-90= |
|
12+6= |
60-40= |
17-8 = |
90-40= |
16+50= |
|
20-10= |
70-50= |
50-30= |
60+30= |
12+6= |
|
28+6= |
16+8= |
20+8= |
50-50= |
19-8= |
|
18-5= |
88+2= |
66-6= |
90-30= |
65-7= |
|
50-20= |
87-7= |
80+9= |
18-4= |
13+8= |
|
15+80= |
16+4= |
14+4= |
89-80= |
14+6= |
|
56-40= |
66-20= |
99-6= |
66-10= |
19+60= |
|
17-( )=0 |
17-10= |
15-3= |
80+4= |
26-7= |
|
19-( )=13 |
27-5= |
18+( )=20 |
14+( )=27 |
67-5= |
|
16-( )=12 |
65-30= |
65+20= |
24+40= |
8+( )=16 |
|
10+( )=50 |
65+( )=70 |
( )-20=50 |
40+( )=60 |
20+( )=30 |
|
87-6= |
16-6= |
80-( )=0 |
75-7= |
30+30= |
所需点数：2
