Question

30,54 : 6,9 + 73,9 пж срочно дою 20 балов​

Answer 1

$30,54 : 6,9 + 73,9=\frac{ 30,54}{6,9} + 73,9=\frac{ 3054}{69*10} + 73,9=\frac{ 509}{23*5} + \frac{739}{10} =\frac{609*2+739*23}{230} =\frac{3603}{46}=78\frac{15}{46}$

Answer 2

To solve the expression, we need to perform the arithmetic operations.

30.54 : 6.9 + 73.9

Step 1: Perform division first 30.54 ÷ 6.9 = 4.42608695652 (rounded to 11 decimal places)

Step 2: Add the result of the division to 73.9 4.42608695652 + 73.9 = 78.32608695652 (rounded to 11 decimal places)

So, the result of the expression is approximately 78.3261.