3 years ago

What is 15/21 subtracted by 5/7 equal ?

Mathematics

2 answers:

Neporo4naja [7]3 years ago

5 0

Answer:

10 over 7 is the answer

Step-by-step explanation:

Artemon [7]3 years ago

3 0

Answer:

Step-by-step explanation:

Step 1: Make common denominators

What is the LCM of 21 and 7: 7

So, we need to convert both fractions into a 21 denominator.

15/21 * 1/1 = 15/21

5/7 * 3/3 = 15/21

Step 2: Subtract the numbers

15/21 - 5/7 is same as 15/21 - 15/21

15/21 - 15/21

0

Answer: 0

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