mathematical
3x34
102
-500/4
-125
-200+59+20
-121
-69-34
-103
5x6+3-4
29
94x2
188
20/40
0.5
-10+200
190
-23--90-100
-213
30x2-49+2+10x10
113
39x5
195
2/100
0.02
20+20+920
960
1-1-1-1-59
-61
59x2x4
472
12x12
81x4
324
1+1+20+-100
-78
20-90-10-20
-100
71x2
142
2 x 40
80
2/24
12
-20+10+2x+23
2x + 13
30-30-90-98
-188
59x2x2
236