Question

4/9 - (+ 7/15) Please tell me fast ​

Answer 1

Step-by-step explanation:

Simplify ——

15

Equation at the end of step

1

:

4 7

— - ——

9 15

STEP

2

:

4

Simplify —

9

Equation at the end of step

2

:

4 7

— - ——

9 15

STEP

3

:

Calculating the Least Common Multiple

3.1 Find the Least Common Multiple

The left denominator is : 9

The right denominator is : 15

Number of times each prime factor

appears in the factorization of:

Prime

Factor Left

Denominator Right

Denominator L.C.M = Max

{Left,Right}

3 2 1 2

5 0 1 1

Product of all

Prime Factors 9 15

Answer 2

$\tt{\purple{\underline{\huge{Answer:}}}}$

$\sf\implies \dfrac{4}{9} - \left( \dfrac{7}{15}\right)$

$\sf\implies \dfrac{20 - 21}{45}$

$\sf\implies - \dfrac{1}{45}$

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