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The numbers 3, 7, and 21 are related by multiplication and divisibility. Specifically, 3 multiplied by 7 equals 21 (3 × 7 = 21). Additionally, 21 is divisible by both 3 and 7, making these numbers interconnected in basic arithmetic operations. They can also be expressed in terms of their prime factors, with 3 and 7 being prime numbers themselves.
What else can I help you with?
What are the multiplycation facts that equal 21?
3 times 7 is one of them
What are two mathematical facts about the number 21?
It is an odd number. It is not prime. Its factors are 1, 3, 7 and 21. It is positive.
What is the LCM of 3 7 and 21?
3=3*1 7=7*1 21=3*7 LCM=(3*7)=(21*1)=21
What is 7 time 3?
10
How did you get the answer 21 divided by 3?
7
What multiplication facts equal 21?
1 x 21 3 x 7 7 x 3 21 x 1
What are the multiplycation facts that equal 21?
3 times 7 is one of them
What are two mathematical facts about the number 21?
It is an odd number. It is not prime. Its factors are 1, 3, 7 and 21. It is positive.
What is the LCM of 3 7 and 21?
3=3*1 7=7*1 21=3*7 LCM=(3*7)=(21*1)=21
What is3 times7?
3*7 = 21 3+3+3+3+3+3+3 = 21 or 7+7+7=21
21 divided by 7?
3
What is 7 time 3?
10
What numbers would be in a factor tree for 21?
Its factors are: 1 3 7 and 21 Note that 3 and 7 are prime numbers
What is the LCM of 7 3 21?
To find the Least Common Multiple (LCM) of 7, 3, and 21, we first need to identify the prime factors of each number. The prime factors of 7 are 7, of 3 are 3, and of 21 are 3 and 7. Then, we take the highest power of each prime factor that appears in any of the numbers. In this case, the LCM of 7, 3, and 21 is 21, as it includes the highest power of both 7 and 3.
What are the facors of 21?
1, 3, 7, 21 are the distinct factors of 21.
Why is 21 divisible by 1 21 3 and 7?
Because 21 is a multiple of 1, 3, 7 and 21.
How many groups of 7 equals 21?
To find out how many groups of 7 equals 21, you can divide 21 by 7. The result is 3, which means there are 3 groups of 7 in 21. This is because when you multiply 7 by 3, you get 21. So, there are 3 groups of 7 that equal 21.
