Question

1 three fourths -- seven tenths

Answer 1

1 3/4
7/10
when you divide them
7/4 / 7/10
14/8 7/10
21/20
this is it i guess

Answer 2

`1 \ three \ fourts \to 1(3)/(4) \to (7)/(4) \\\\ seven \ thenths \to (7)/(10) \\\\ (7)/(4)^((5)-(7)/(10)^((2)}= \\\\ =(35-14)/(20)= \\\\ =\boxed{(21)/(20)}`