10+10, 9+11, 8+12, 7+13, 6+14, 5+15, 4+16, 3+17, 2+18, 1+19
20 = 400
20 plus 20 equals 4020 plus 20 = 40
Yes.
803 + 20 = 823823 - 100 = 723803 plus 20 minus 100 equals 723.
205
20 percent is equivalent to .20 multiply 280 by .20 equals 56 280 plus 56 equals 336
1985 plus 20 is 2005
-15 plus 20 is 5.
Of course!
-20
20 + 88 = 108
3x+5=20 x=5 since 5x3+5=20