Question

me pidieron 10 sumas de numeros enteros

Answer 1

3 +5 = 8
1+1=2
3+3=6
5+4= 9
 40+80 = 120
1000 + 1000 = 2000
70 + 70 = 140
6+ 6= 12
9+9 = 18
15 + 15 = 30

Answer 2

2+2=4
4+4=8
6+6=12
8+8=16
10+10=20
12+12=24
14+14=28
16+16=32
18+18=36
20+20=40