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Answered

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1. 7 is added to the sum of 4/5 and 6/7​

Sagot :

Leklexis01idn

7 is added to the sum of ⅘ and ‌6⁄7‌

= 8 ‌23⁄35‌

Step-by-step explanation:

There are three steps to find the answer in the given problem above:

Translate the given mathematical phrases to numerical expression.

Add the fractions.

Add 7 to the sum of the fractions.

Solution

Step 1: Translating Mathematical Phrase to Numerical Expression

The mathematical phrase comprises words or numbers that can be translated into a numerical expression. Then, the numerical expression refers to the mathematical sentence including only numbers and one or more operation symbols.

Going back to the given mathematical phrase above, "7 is added to the sum of ⅘ and ‌6⁄7‌". The words " added to" and "sum" implies that the involved operation is addition. Just change these words to addition signs.

7 + (⅘ + ‌6⁄7‌)

Step 2: Adding Fractions

Below are the steps to add dissimilar fractions.

Get the LCD.

LCD divided by the denominator, times the numerator. Do this for both fractions.

Add.

⅘ + ‌6⁄7‌ = ?

‌28⁄35‌ + ‌30⁄35‌ = ‌58⁄35‌ or 1 ‌23⁄35‌

Step 3: Adding 7

To add a whole number and a mixed fraction, just add the whole numbers, then copy the fraction.

7 + 1 ‌23⁄35‌ = 8 ‌23⁄35‌

Final Answer:

8 ‌23⁄35‌

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