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# Math and Arithmetic

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Cards in this guide (24)
What are whole numbers

That can refer either to integers, or only to non-negative integers - basically, the counting numbers. (Integers includes negative numbers.) Since "whole numbers" has this ambiguity, it's best to avoid this term. The following is the answer.

What are the whole numbers

The whole numbers are all numbers zero and up (including zero ).

Can a fraction be a natural number

no

All integers are whole numbers

Yes.

All whole numbers are natural numbers

no . but all natural numbers are whole numbers

What fractions are a perfect square

None. Perfect squares, by definition, are the squares of counting numbers and these cannot be fractions.

Is -6.25 an integers or rational numbers

It is a rational number but not an integer.

Can whole numbers be fractions

Yes.

4=4/1

25=25/1

What is 9.382 to 1dp

9.4

What are the difference between natural numbers and irrational numbers

All natural numbers are rational numbers.

No irrational numbers are natural numbers.

Is 1 a rational number answer

1 is a rational number, as you can express it as a fraction: 1/1 = 2/2 = 3/3 = 4/4 ... n/n = 1 for finite n.

How do you evaluate the square root of 9

It's 3, what's to evaluate?

Is all real numbers are rational

No. Rational numbers are numbers that can be written as a fraction. All rationals are real, but not all real are rational.

What is 0.46 rounded to the nearest hundred

To the nearest 100, it is 0.

To the nearest 100, it is 0.

To the nearest 100, it is 0.

To the nearest 100, it is 0.

Are no perfect squares whole numbers

By definition, ALL perfect squares are whole numbers!

Is -2.24224222422224222224 a irration number

No.

What is 83.25 rounded to the whole number

83.25 rounded to the nearest whole number is 83

When was Natural City created

Natural City was created on 2003-09-05.

What is 512.715 to the nearest whole number

512.715 rounded to the nearest whole number would be 513.000.

Is 0.25 a ration number

Yes, 0.25 is a rational number because it can be expressed as a fraction in the form of 1/4

Explain Why the product of two nonzero absolute values is always a positive number

An absolute value must be greater or equal to zero. If the absolute value is known to be nonzero then it must be greater than zero: that is, it must be positive. The product of two (or more) positive numbers must be positive.

What is the nearest integer of 53

It is already rounded to the nearest integer.

What is 1.998 (2dp)

3.4

Is 1/2 a whole number or a natural number

0.5

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