Marpupara Marpupara

07-03-2020
Mathematics

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WHAT NUMBER MUST BE ADDED TO BOTH THE NUMERATOR AND DENOMENATOR OF 3/7 TO OBTAIN A FRACTION EQUAL TO 7/9?

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igoroleshko156 igoroleshko156

07-03-2020

Answer:

Add 22/63

Step-by-step explanation:

3/7 + n = 7/9

Step 1: Subtract 3/7 from both sides

3/7 + n - 3/7 = 7/9 - 3/7

n = 49/63 - 27/63

n = 22/63

Answer: Add 22/63

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3.1 × 22 + 6 ÷ 2 - (3.9 + 3.3)