The three prime addends that sum to 21 are 5, 7, and 9. However, since 9 is not a Prime number, we can express 21 as the sum of three prime numbers in other ways, such as 3, 7, and 11. Another combination is 3, 5, and 13. Thus, there are multiple combinations of prime addends that can equal 21.
2+3=5
In the sentence 3 + 3 = 6, the threes are the addends.
in the equation 3+4=7, 3 and 4 are the addends. 7 is the sum.
factors of 21: 3, 7 prime factors of 21: 3, 7
The prime factorization of 21 is 3 x 7.
2, 5, 5
2+3=5
No.
13 and 7
In the sentence 3 + 3 = 6, the threes are the addends.
1, 3, 7, 21 3 and 7 are prime.
in the equation 3+4=7, 3 and 4 are the addends. 7 is the sum.
factors of 21: 3, 7 prime factors of 21: 3, 7
1, -1, 3, -3, 7, -7, 21, -21 3 and 7 are prime.
prime factor = prime number which can be divided into the given number with no remainder The prime factors of 21 are 3 and 7.
3 * 7 = 21 21 is not prime
The prime factors of 21 are 3 and 7.