2.1 + 2.1 + 2.1 + 2.1 + 2.1 + 2.1 = 12.6
OR just multiply 2.1 times 6 2 get the same answer
2.1 x 6=12.6
WHY?
6 + 3 + 21 + 63 + 21 = 114
21
21+21+19+19=80
21+21+17=59
(21-21)+(21-21)+21 = 0+0+21 = 21
55 + 34 + 31 + 27 + 21 + 21 + 20 + 17 + 15 + 15 = 256
25 plus 21 plus 19 is equal to 65.
The answer to 21 plus 16 is 37.
228
63 plus 47 plus 42 plus 21 is equal to 173.
21 + 21 = 42.
21 + 39 + 45 + 25 = 130