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Questions in Grade Middle-school

[Answered] What does it mean to write four different fractions that are equal to one?!?!?!?!!?!?!?!

[Answered] How do you solve this problem: \(\frac{1}{4} + \frac{4x}{5} = \frac{11}{20}\)?

[Answered] I'm in Algebra. What is \[ 2r - 6 + 5r = 3 - r + 7 \]?

[Answered] Why are percents considered rational numbers?

[Answered] What is \(\frac{5}{18} + \frac{7}{12}\)?

[Answered] How do you solve \[ \frac{x}{3} - \frac{7x}{12} = \frac{2}{3} \]

[Answered] What are two decimals that are equivalent to 3.7?

[Answered] If 6 tomatoes cost $4, how much do 15 tomatoes cost?

[Answered] What is the relationship between the 6s in the number 660,472?

[Answered] If the side length of a square is 7.2 inches, what is the area of the square?