One third of 21 is calculated by dividing 21 by 3, which equals 7. Therefore, 1 third of 21 is 7.
21
To find one third of 21, you would divide 21 by 3. This calculation gives you 7, which is one third of 21. In mathematical terms, 1/3 of 21 is equal to 7.
One third divided by seven = 1/21
7/21 + 3/21 = 1021
5/7 + 1/3 = 15/21 + 7/21 = 22/21 = 1 1/21
12/21 - 7/21 = 5/21
1/3 of 21 = 71/3 of 21 = 71/3 of 21 = 71/3 of 21 = 7
1/3 - 1/7 = 7/21 - 3/21 = 4/21.
1/7 + 1/3 = 3/21 + 7/21 = 10/21
21 and 1/3
7 counters.
It is 10/21.