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How do you if a number is prime?
you cannot multiply by others numbers only by 1 and the number itself
How are natural an whole numbers different?
Negative integers are whole numbers but not natural numbers. Mathematicians are undecided about zero. It is a whole number: some believe zero is a natural number, others do not.
Can the product of two non real complex numbers be a real number?
Yes. Consider as the simplest example: i * i = -1. But there are others: (a + bi)(a - bi) = a² + b². When you multiply conjugates, the result is always real. This is useful when dividing to get a pure real number in the denominator.
Why are some numbers easier to add than others?
The answer depends on your familiarity with number bonds.
What are the first 169 square numbers?
The smallest square integer is 1. The 169th one is 28,561. Between these two, there are 167 others ... too many to list here.
How do you if a number is prime?
you cannot multiply by others numbers only by 1 and the number itself
What is 72 the LCM of?
This cannot be answered because an LCM (least common multiple) is the smallest positive number that is a multiple of two or more numbers.
What two numbers can you multiply to get 639?
213 x 3 is one solution. There are others.
What number has exactly six proper factor?
24 is the smallest. There are many others.
What are the 5 numbers for 1000?
It depends on what you want to do with the 5 numbers: add them, multiply them, a mix of addition and multiplication, or combine these operations with others.,
What is the 5 digit number divisible by 9 and 10?
The smallest one is 10,080. There are many others.
How can you find the least common multiple of 30?
You need at least two numbers to find something in common.
Is a real number a whole number?
No, not all. All numbers are Real Numbers. * * * * * All numbers are not real numbers: there are complex numbers and others. Also, all real number are not whole numbers. sqrt(2) or pi, for example are real numbers but not whole numbers.
Which is the smallest number 0.12 0.012 0.1 or 0.021?
Well, honey, let's break it down for you. The smallest number out of those options is 0.012. Why? Because it has the least value compared to the others. So, there you have it!
What number do 35 and 27 go into evenly?
The smallest one is 945. The others are all the multiples of 945.
What is a pair of numbers with a gcf of 9?
Pick any two coprime numbers. Multiply both by 9. Their GCF will be 9.
What number is smallest 0.1 or 1.1 or 0.01 or 0.11?
0.01
