Question

13/28 - 3/21=??

Answer 1

9/28

Answer 2

9/28

Answer 3

9/28

Answer 4

9/28

Answer 5

13/28 - 3/21

=13/28 - 1/7

=13/28 - 4/28

=9/28

Answer 6

\(\dfrac{13}{28}-\dfrac{3}{21}=\dfrac{39}{84}-\dfrac{12}{84}=\dfrac{27}{84}=\dfrac{9}{28}\)

Answer 7

13/28 - 3/21
= 13/28 - 1/7 
= 13/28 - 4/28 
= 9/28