Each question in this quiz is timed.
El resultado de : 21 + 36 +15 + 19 + 14 + 7
110
111
112
107
102
El resultado de : 16+17+34+23+13+7
120
100
90
117
25+41+11+15+19+29
130
140
150
138
58+37+28+12+2+53
192
180
200
182
190
17x14+23x16+17x56+23x54
2800
280
28000
2100
21000
7x5+13x2+7x15+13x18+2
400
408
800
402
802
111+115+19+35+5+15
290
300
310
301
47x13+23x57+47x87+23x43+4
8004
6004
7000
8000
7004
72x111+18x29 - 72x11+18x71+1
10000
10001
8001
9001
11001
48x235+52x71 - 48x35+52x129+5
20000
20005
20010
19995
18995