Answer: 5/9
Step-by-step explanation:
To divide fractions, you multiply by the reciprocal of the divisor. Here's the summarized process:
Identify the fractions:
5
21
21
5
and
3
7
7
3
Reciprocal of the divisor: Reciprocal of
3
7
7
3
is
7
3
3
7
Multiply:
5
21
×
7
3
21
5
×
3
7
5
21
×
7
3
=
5
×
7
21
×
3
=
35
63
21
5
×
3
7
=
21×3
5×7
=
63
35
Simplify:
35
63
=
5
9
63
35
=
9
5
Final Answer
5
21
÷
3
7
=
5
9
21
5
÷
7
3
=
9
5
