Math 1st grade¿
1+1
2
1x12
12
81x2
162
26x9 divded by 12-3
16.5
Free point
Free point
4+9
13
45+90
135
22x5
110
Reactangle has the area of 10cm and 5cm
50cm
6000+6000x2-1437-900+200
15'863
1+9
10
220+91
311
66x2
132
144 divded by 12
12
1'900+1'900+1'900+1
5'701
6+9
14
189+11
200
100x60
6'000
250+120+85
455
200+999x2
2'198
23+19
42
400+987
1'387
40+50+190x2
470
46x12
552
5'098+2000+000+999+777
7,074