ADDIZIONI
150+50+280=
580
700-120=
580
11X2
22
30:5
6
121+34+350=
505
340+160+300=
800
700-125=
575
24X2
48
45:9
5
70+90+780=
940
119+121+565=
805
520-350=
170
35X3
105
100:10
10
24:2
12
123+137+450=
710
900-780=
120
45X2
90
200:2
100
13X3=
39
220+280+345
845
345-105=
230
25X4=
100
300:5=
60
150:3