Fraction subtraction mainly depends on whether the denominators are the same. If they are, just subtract the numerators. If they're different, find a common denominator first, then subtract, and simplify the result if possible.
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Fraction calculations mainly include the four basic operations: addition, subtraction, multiplication, and division, and each operation has clear rules.
Fraction multiplication is a way of doing math. You multiply the numerators together and the denominators together. If you can simplify, simplify first. You can't multiply the numerator by the denominator.
In math, a fraction refers to dividing the unit '1' into several equal parts, representing one or more of those parts.
Generally, if A and B represent two polynomials, and B contains a variable, then the expression A / B is called a rational expression, where A is called the numerator and B is called the denominator.
In a fraction, the number or algebraic expression written below the fraction line is called the denominator.
It's a unit that represents the ratio of sound intensity or electrical signal power, usually shown as dB. It's mainly used to measure how loud or soft a sound is.
The Fibonacci sequence is a series where each term from the third one onward equals the sum of the two preceding terms. A common sequence is 0, 1, 1, 2, 3, 5, 8… It was introduced by the Italian mathematician Fibonacci in 1202 and is famous because of the rabbit reproduction problem. It's also called the 'rabbit sequence' or the 'golden ratio sequence'.