Question

solve 7/24-17/36 step by step

Answer 1

7/24-17/36
LCM=72
21-34/72
-13/72

Answer 2

Given that,

An expression, $\dfrac{7}{24}-\dfrac{17}{36}$.

To find,

The value of the above expression.

Solution,

Let's write the given expression again,

$\dfrac{7}{24}-\dfrac{17}{36}$

Now taking LCM of 24 and 36

Prime factorization of 24 = 2×2×3

Prime factorization of 36 = 2×3×3×2

LCM of 24 and 36 = 72

$\dfrac{7}{24}-\dfrac{17}{36}=\dfrac{7\times 3-17\times 2}{72}\\\\=\dfrac{-13}{72}$

So, the value of the given expression is $\dfrac{-13}{72}$.