X
3X7
=21
20+17
=37
8:4
=2
28-6
=22
3-2X6+2
=8
6X8
=48
88+5
=93
9:2 med rast
=4,5
789-28
=761
7X5-6
=29
300X7
=2100
400+600
=1000
20:5
=4
100-48
=52
7X8X9-15+3
=492
77X9
=693
610+95
=705
700:5
=140
741-28
=713
7+8+9+1
=25
99X99
=9801
784+784
=1568
7000:4
=1750
1200-600
=600
1+1
=2