plus
27+30
=57
9x12
=108
18:3
=6
100-54
=46
6,7+6,7
=13,4
275+57
=327
7x7
=49
49:7
=7
(45−18)−(12−7)
=32
20,5-15,6
=4,9
526+74
=600
100x1,5
150
100:12
=8,3
999-811
=188
39,3-30,2
9,1
26,6+57,2
=83,8
1000x77
=77000
22222:2
=11111
134-24-110
=0
18,9+17,8
=36,7
567+879
=1446
171x4
=684
66666:3
=22222
989-79-50
=860
98,79+13,43
=112,22