Yes.
No, the relevant difference is 0.
the difference between two equal fractions is zero.
No difference.
There is no difference in value between "equal" fractions: the difference is zero.
If two fractions are equal then the difference between them is zero (0).
Zero.
Yes
Anything minus itself equals zero.
There are no fractions between 8/10s and 4/5s because those fractions are equal. In decimal form they equal .8
Equivalent fractions can be defined as fractions that may have different numerators and denominators but they represent the same value. For example, 9/12 and 6/8 are equivalent fractions because both are equal to 3/4.
You can represent the two fractions with one fraction with a numerator equal to the sum of the two individual numerators (with sign) and a denominator equal to just one of the two denominators.
A proportion is an equation in which 2 fractions are set equal. A rate is the ratio of change of two things. Speed is a rate, the ratio of distance to time.