Question

7\8 -(-3\10) дробьюпожалуйста помогите

Answer 1

7/8+3/10=35+12/40=47/40=1целая 7/40 = 1,175

Answer 2

7/8 + 3/10 = (35+12)/40 = 47/40 = 1 7/40

Answer 3

Calculating the Expression 7/8 - (-3/10)

To calculate the expression 7/8 - (-3/10), we can follow these steps:

1. Convert the Subtraction to Addition: To simplify the expression, we can convert the subtraction of a negative number to addition. This means changing -(-3/10) to +3/10.

2. Perform the Addition: Once the subtraction is converted to addition, we can add the two fractions together.

The expression becomes: 7/8 + 3/10

3. Find a Common Denominator: To add the fractions, we need to find a common denominator. The common denominator for 8 and 10 is 40.

4. Perform the Addition: After finding the common denominator, we can add the fractions together.

The result is: 35/40 + 24/40 = 59/40

So, the result of the expression 7/8 - (-3/10) is 59/40.

[[SOURCE #6]]