Welcome to Westonci.ca, the Q&A platform where your questions are met with detailed answers from experienced experts. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals.

What is 2/4 + 4/5 - 7/10 ? Please help

Sagot :

Make sure they have all common denominators
[tex] \frac{2}{4} + \frac{4}{5} - \frac{7}{10} [/tex]

[tex] \frac{2}{4} * \frac{5}{5} = \frac{10}{20} [/tex]

[tex] \frac{4}{5} * \frac{4}{4} = \frac{16}{20} [/tex]

[tex] \frac{7}{10} * \frac{2}{2} = \frac{14}{20} [/tex]

[tex] \frac{10}{20} + \frac{16}{20} - \frac{14}{20} [/tex]

Add [tex] \frac{10}{20} + \frac{16}{20} = \frac{26}{20} [/tex]
[tex] \frac{26}{20} - \frac{14}{20} = \frac{12}{20} [/tex]

To simplify, you must find the largest common factor which 4
In [tex] \frac{12}{20} [/tex]
12÷4=3 and 20÷4=5

The answer is [tex] \frac{3}{5} [/tex]