What is the difference of the fractions? Use the number line and equivalent fractions to help find the answer. Negative 2 and one-half minus (negative 1 and three-fourths) A number line going from negative 3 to 0 in increments of One-fourth. Negative 4 and one-fourth –4 Negative three-fourths Negative one-half

On the number line place a mark at -2 1/2

Minus means subtraction,

When you subtract a negative number you actually add the number:

-2 1/2 - (-1 3/4) = -2 1/2 + 1 3/4

When you add 1 3/4 to -2 1/2 the second dot would be placed at -3/4

But the difference between the two would be the 1 3/4 that you added.

step-by-step explanation:

this is not possible to solve with the info given.   you need at least an one angle somewhere.