Question

2/3-1/ 15 + 4/5 помогите и дайте решение как вы его сделали.

Answer 1

$\frac{2}{3} - \frac{1}{15} + \frac{4}{5} = \frac{10}{15} - \frac{1}{15} + \frac{12}{15} = \frac{21}{15} = 1\frac{6}{15} =1 \frac{2}{5} =1.4$

Answer 2

Calculation of 2/3 - 1 + 15 + 4/5

To solve the expression 2/3 - 1 + 15 + 4/5, we can follow these steps:

1. Convert Mixed Numbers to Improper Fractions: - 2/3 and 4/5 are already in the form of proper fractions, so no conversion is needed.

2. Perform the Arithmetic: - First, we perform the subtraction of 1 from 2/3, then add 15, and finally add 4/5.

3. Calculation: - 2/3 - 1 = -1/3 - -1/3 + 15 = 44/3 - 44/3 + 4/5 = 236/15

Therefore, the result of the expression 2/3 - 1 + 15 + 4/5 is 236/15.

Solution

The step-by-step solution for the expression 2/3 - 1 + 15 + 4/5 is as follows: 1. 2/3 - 1 = -1/3 2. -1/3 + 15 = 44/3 3. 44/3 + 4/5 = 236/15

So, the final result is 236/15.