3*7 = 21
21 multiplies to 21 to make it 441
They are: 25 minus 4 = 21
21 and 5
21 and 5
21+11 8x4
3 and 7
21 and 22
24 + 21 = 45 24 - 21 = 3 Therefore, the two numbers are 21 and 24.
37 + 21 = 5837 - 21 = 16The two numbers therefore are 37 and 21.
20 and 1. 20 + 1 = 21 20 - 1 = 19
1 + 202 + 193 + 184 + 175 + 167 + 148 + 139 + 1210 + 11All numbers that add to make 21 :)