AsAPercent

Enter a fraction: /


Simplify
81
21


81
21
=
63
21
+
18
21
= 3 +
18
21
=
3
18
21

3
18÷3
21÷3
=
3
6
7


or

81
21
=
63
21
+
18
21
= 3 +
18
21
=
3
18
21


3
18
21
=
3
2 × 3 × 3
3 × 7
=
3
2 × 3 × 3
3 × 7
=
3
6
7

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