20
10. 10x0=0 + 10 = 10
20 as 10 x 0 = 0 so is just 10 + 10 = 20
4+4=8+0=8+1=9+1=10+0=10+1=11 It equals 11. You're welcome.
10
10 because 10+10=20 20*0=0 0+10=10
20
It is: 110
20
-10 plus 10 equals 0.
10. 10x0=0 + 10 = 10
20 as 10 x 0 = 0 so is just 10 + 10 = 20
It is: 10+(-10) = 0
It is: 10+(-10) = 0
-10+0 is -10
4+4=8+0=8+1=9+1=10+0=10+1=11 It equals 11. You're welcome.
10