51+20= | 7+52= | 58-5= | 53-50+5= |
69-7= | 6+8= | 17-9= | 75-60+80= |
90-10= | 40+38= | 64-40= | 85-30+2= |
39+40= | 15-8= | 30+60= | 32+50-40= |
15﹣8= |
7+33= |
35+8= |
59﹣7= |
48﹣30= |
56+30= |
100﹣40= |
70﹣20= |
5+28= |
25+7= |
27﹣9= |
50﹣6= |
20﹣6= |
80+18= |
3+54= |
98﹣60= |
75﹣30= |
8+60= |
32﹣9= |
78﹣6= |
57+20= |
75+9= |
26+8= |
46﹣40= |