קבוצה 1
2,536-789=
1,747
9X8=
72
6,425-1,251=
5,174
7X8=
56
5,670+2,999=
8,669
16X3=
48
3,789-2,930=
859
33X3=
99
9,541+951=
10,492
22X6=
132
25X8=
200
31X2=
62
19X6=
114
19X6=
114
30X8=
240
10,000-2,986=
7,014
10,000-867
9,133
10,000-5,991=
4,009
10,000-1,238=
8,762
10,000-3,775=
6,225
20X3+12X4=
108
15X6+10X4=
130
17X3+30X6=
231
19X7+40X3=
253
21X4+15X3=
129