Question

answer acording to class 5​

Answer 1

Answer:

13 × 9

---- ---

21 × 1

now we can cut or divide 9 and 21 by 3

13 × 3

---- ----

7 × 1

39

-----

7

$\huge\bold\red{SOLUTION}$

39

---

7

Answer 2

Answer:

Here's your answer

$\frac{13}{21} \times \frac{9}{1} \\ \\ \frac{13}{7} \times \frac{3}{1} \\ \\ = \frac{39}{7}$

Hope it helps ✌