Question

21. - 16/24 and 20/- 16 Represent Rational number
22. 27/45 and - 3/5 Represent Rational numbers
23. Additive inverse of 2/3 is
24. - 3/5 + 2/5=________
25. - 5/6 + - 1/6 = ______
26. 3/4 x (- 2/3) = _____
27. -5/3 x (-3/5) =
28. - 6/7 = --- / 42 =
29 . 1/2 = 6/_
30. - 2 /9 - 7/9 =____​

Answer 1

Step-by-step explanation:

23) -2/3

24)-3/5+2/5

=-3+2/5

= -1/5

25) -5/6+(-1/6)

= -5/6-1/6

= -5-1/6

= -6/6

= -1

26) 3/5(-2/3)

= -2/5

27) -5/3(-3/5)

= (-1)(-1)

= 1

28)-6/7=___/42

-6=___/6

-6×6=____

= -36

29) 1/2=6/___

2=____/6

2×6=__

=12

30) -2/9-7/9

= -2-7/9

= -9/9

= -1