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Because the colour of a "negative wire casing" is black, hence the reason why negative numbers were written in this colour :)
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What is a number that can be written as a quotient of 2 positive or negative numbers?
Any positive number can be written as a quotient of two positive numbers or a quotient of two negative numbers. Any real number can be written as the quotient of two real numbers.
Is negative 12.04 a rational or irrational?
12.04 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Is negative- 21.010010001 rational or irrational?
-010010001(not repeating) is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Can every number be written in scientific notation?
Yes, except for zero. Numbers larger than 1 have positive exponents, and numbers between 0 and 1 have negative exponents. Negative numbers would just have a '-' in front.
Is a negative a whole numbers?
No. Whole numbers are counting numbers and zero.
What are oxidation numbers are written as?
... as positive or negative numbers
Is meant when it is said that a company is operating in the black?
In accounting, positive numbers are written in black. Red is for negative numbers--money that the company owes but cannot pay. So, if a company is operating in the black, it means its cash flow is positive and that it can pay its bills.
Can negative one half be a rational number?
Yes - all numbers that can be written as ratios, even negative numbers, are rational numbers.
Are negatives and decimals the same?
No. Negative numbers form a set of numbers. Numbers written as decimals is a notation for writing numbers. Different things.Negative numbers can be written as decimals, fractions, complex numbers, etc.Numbers written as decimals can be either negative numbers, zero, or positive numbers. They can also be integer numbers or real numbers.
What is a number that can be written as a quotient of 2 positive or negative numbers?
Any positive number can be written as a quotient of two positive numbers or a quotient of two negative numbers. Any real number can be written as the quotient of two real numbers.
In Excel the Accounting style shows negative numbers in?
In the Accounting style, the numbers are in black when negative, compared to having the option of having them red in Currency when they are negative.
What has the author Alberto A Martinez written?
Alberto A. Martinez has written: 'Negative math' -- subject- s -: Mathematics, Negative Numbers
What is the probability of rolling a negative number on a number cube?
It depend how many negative numbers are written on the cube.
What is negative four as an integer?
In number Systems , there are integer numbers whose range lies from negative to positive numbers. negative four number as an integer can be written as -4.With a sign of minus infront of it.
What is the difference between red and black numbers?
The color. red numbers usually represent negative as seen in bank accounts
What does 'Being in the black' mean in business?
Bookkeepers used ink to record the money of a company. They use red ink for negative numbers and black ink for positive numbers. When a company is in the black it is making a profit.
Can a negative number be also a rational number?
Yes. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
