Adding and Subtracting Rational Expressions

Front

Find the least common denominator of the expression

Back

6xy

Front

Simplify the expression: 6x / 20xy

Back

3 / 10y

Front

Simplify the expression

Back

n / 2m

Front

Simplify the expression: (2a + 4b) / 12b², (2a - 4b) / 12b², (a - b) / 6b², (a + 2b) / 6b²

Back

(a + 2b) / 6b²

Front

Simplify the expression

Back

(2y + x) / y

Front

Simplify the expression: (-17x - 12y) / 15x, (23x - 4y) / 15x, (-17x - 4y) / 15x, (-3x - 4y) / 8x

Back

(-17x - 12y) / 15x

Front

Simplify the expression: (30ab³ + 8a) / 10b³, (15ab³ + 4a) / 5b³, 10a / 7b³, (10a) / (5b³  + 2)

Back

(15ab³ + 4a) / 5b³

Front

Simplify the expression: (4 - 2ab² + 3b³) / 4b²

Back

1 - (ab²)/2 + (3b)/4

Front

Simplify the expression: (19k^2 - 12k - 12) / 4k(5k-4)

Back

(19k - 24) / 4(5k-4)

Front

Simplify the expression: (12n² - 28n + 4) / (2n-5)(n+2)

Back

(12n² - 28n + 4) / (2n-5)(n+2)