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
The two prime addends that equal 128 are 61 and 67. Both of these numbers are prime, and when added together, they equal 128 (61 + 67 = 128).
In the sentence 3 + 3 = 6, the threes are the addends.
factors of 21: 3, 7 prime factors of 21: 3, 7
in the equation 3+4=7, 3 and 4 are the addends. 7 is the sum.
2, 5, 5
2+3=5
No.
The two prime addends that equal 128 are 61 and 67. Both of these numbers are prime, and when added together, they equal 128 (61 + 67 = 128).
13 and 7
In the sentence 3 + 3 = 6, the threes are the addends.
1, 3, 7, 21 3 and 7 are prime.
factors of 21: 3, 7 prime factors of 21: 3, 7
in the equation 3+4=7, 3 and 4 are the addends. 7 is the sum.
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