62-4=
58-9=
50+30=
37+4=
68-60=
89+5=
17-8=
99-30=
25-(18-9)=
55-(5+4)=
60+7+20=
29+40-20=
26+3=
70-40=
8+32=
96-5=
24-9=
53-30=
30+48=
45+20=
77-4=
27+12=
60-45=
23+72=
27+58= 9+66= 84-38= 90-3=
55+38= 66+14 = 63-36= 100-27=
59-6= 38-3= 12-7= 5+42= 23-3+48=
53+6= 18-9= 4+45= 15-7= 64-40-3=
15-9= 50+16= 25+20= 13-6= 80-50+34=
7+40= 91-30= 71-50= 80+3= 20+8+50=
17-8= 66-5= 20+18= 17+60= 53+30-40=
14-6= 76-70= 6+20= 40+9= 25-5+7=
5+30= 15-9= 2+50= 30+4= 32-2+8=
58-8= 4+20= 7+30= 59-50= 50+5-5=
67-7= 80+8= 11-7= 74-4+3= 40+6+1=
12﹣3= 14﹣7= 8+4= 90+6=
30+7= 42﹣2= 50+6= 17﹣9=
10﹣9= 55﹣5= 36﹣6= 18﹣9=
63﹣3= 28﹣8= 77﹣70= 15﹣6=