addition
1+1
2
1-1
0
4x4
16
what school are we at
dolphin
42+80
102
70-5
65
12x3
36
the third planer from the sun
eartrh
26+32
58
12-10
2
8x4
32
what are we
humans
100+200
300
430-40
390
9x9
81
what is thew golden rule
treeat others the way you want to be treated
543 + 176
719
500-250
250
22x5
110
how long can a human survive without water
3 days