Addition and subtraction are prehistoric, they were used before man could write, even som animals addd and subtract (raven, crows, apes, etc.)
Subtracting a fraction is the same as adding its negative.
adding
I learned to always change the denominators before adding or subtracting the numerators. You must always have a common denominator before adding or subtracting.
only when adding and subtracting
Subtracting a negative is the same as adding the equivalent positive. For example, subtracting minus 10 is the same as adding 10.
Me
Subtracting a fraction is the same as adding its negative.
adding
Adding and subtracting polynomials is simply the adding and subtracting of their like terms.
I learned to always change the denominators before adding or subtracting the numerators. You must always have a common denominator before adding or subtracting.
What is the definition of Adding and Subtracting Like Fractions
adding and subtracting integers is when you add and minus 2 numbers
only when adding and subtracting
adding
Subtracting a negative is the same as adding the equivalent positive. For example, subtracting minus 10 is the same as adding 10.
Anything having to do with adding or subtracting unlike fractions.
Integers are whole numbers, both positive and negative. Therefore, adding and subtracting integers would be adding and subtracting whole numbers. Examples: 8+2 -8+2 8-2 -8-2