Question

\(\dfrac{7}{10}+\dfrac{2}{10}-\dfrac{1}{5}+1\)

Answer 1

=9/10-2/10+1

=7/10+10/10

=17/10

Answer 2

17/10

Answer 3

= 9/10 - 1/5 + 1

= 7/10 + 1

= 17/10

Answer 4

17/10

Answer 5

\(=\dfrac{9}{10}-\dfrac{1}{5}+1=\dfrac{9}{10}-\dfrac{2}{10}+1=\dfrac{7}{10}+1=\dfrac{17}{10}\)

Answer 6

= 17/ 10 

Answer 7

17/10