Answer:
[tex]\frac{20}{42}[/tex]
Step-by-step explanation:
In order to find the answer to this question you just have to multiply the numerator and denominator by any integer.
In this case:
[tex]\frac{10}{21}[/tex]
Multiply by 2:
[tex]10 \times 2=20[/tex]
[tex]21\times2=42[/tex]
[tex]\frac{10}{21} =\frac{20}{42}[/tex]
Hope this helps.
