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Why do we use fractions?
the wat to represent quanites that we cant represent with whole numbers.
What is useful to decide when to use numerals or words to represent numbers in a sentence?
If the number is below ten, then you would use words to represent the numbers, when they are above ten, you use the number (:
What is done to a variable represent an unknown quanity?
A variable is assigned to represent an unknown quantity.
What is it called when you use symbols to represent numbers?
Algebra.
The branch of mathemematics that nuses letter called variables in places of numerals?
Algebra uses letters to represent unknown numbers.
Why do you use negative numbers in Math?
You use negative numbers to represent subtractions (10-5 is same as 10 + -5) Also, you use these to represent things that can be negative.
Why do we use fractions?
the wat to represent quanites that we cant represent with whole numbers.
What is useful to decide when to use numerals or words to represent numbers in a sentence?
If the number is below ten, then you would use words to represent the numbers, when they are above ten, you use the number (:
What is done to a variable represent an unknown quanity?
A variable is assigned to represent an unknown quantity.
Solve a number increased by nine is fifteen?
Let x represent the unknown number and use the known numbers to solve. Set up the equation: x + 9 = 15 (subtract 9 from each side to solve for the unknown number) x = 6
What is it called when you use symbols to represent numbers?
Algebra.
The branch of mathemematics that nuses letter called variables in places of numerals?
Algebra uses letters to represent unknown numbers.
A branch of mathematics that use letters to represent numbers called what?
It is algebra that uses letters to represent numbers and also Roman numerals.
How are variable expressions used to represent a quantity?
They are used to represent known and unknown values in equations. Usually x, y, and z are unknown; and a, b, and c are known. But u can use anything to represent anything! It helps to solve for unknowns that you need to figure out!
To use numerals or words to represent numbers in a sentence?
stylebook
What is a letter or symbol used to represent an unknown value?
If you are talking about math then its usually " x " but if that is already use in the expression and you want to use another symbol to represent a DIFFERENT number then you can use y or a or so on.
What do numbers b and c represent?
The letters b and c could represent almost any number. They are used in equations normally because they are unknown, and so that we can figure out their values through solving the problem.
