Question

find the value of 9 / 20 - 3 /80​

Answer 1

Step-by-step explanation:

$\frac{9}{20} - \frac{3}{80} \\ \frac{9 }{20} \times \frac{4}{4} - \frac{3}{80} \\ \frac{36}{80} - \frac{3}{80} \\ \frac{36 - 3}{80} \\ \frac{33}{80}$

Answer 2

Answer:

33/80

Step-by-step explanation:

to equalize denominator multiple 9/20 by 4 ( 20 ×4 = 80)

so, 9×4 / 20×4 - 3/80

36/80 - 3/80

therefore, 36 - 3 / 80

final answer = 33/80