Question

-30/8+7/3 как их прибавить?

Answer 1

Общий знаменатель будет 24(в знаминателе). Теперь общий знаменатель 24 делим на каждый знаменатель, полученное число умножаем на числитель: -30/8+7/3=-90+56/24=-34/24=1(целая)10/24. / знак дробь на знаменатель всего выражения, но не на одно число

Answer 2

Calculation of -30/8 + 7/3

To calculate the expression -30/8 + 7/3, we can first simplify each fraction and then add them together.

-30/8 simplifies to -15/4, and 7/3 remains as 7/3.

So, -30/8 can be simplified to -15/4, and 7/3 remains as 7/3.

Now, we can add these two fractions together:

-15/4 + 7/3

To add these fractions, we need to find a common denominator. The least common multiple of 4 and 3 is 12.

Converting both fractions to have a denominator of 12:

-15/4 becomes -45/12, and 7/3 becomes 28/12.

Now, we can add the fractions:

-45/12 + 28/12 = -17/12

Therefore, -30/8 + 7/3 = -17/12.

This calculation is based on standard arithmetic operations and fraction addition principles.