Multiply 5/77 and 21/100

5
77
x
21
100
=
3
220

What is 5/77 x 21/100

5
77
x
21
100
=

multiply all the numerators (top numbers) together and all the denominators (bottom numbers) together

5
77
x
21
100
=
5 x 21
77 x 100
=
105
7700

Simplify the fraction

Divide each part of the fraction with the greatest common factor to simplify the fraction

105
7700
=
105 ÷ 35
7700 ÷ 35
=
3
220

Fraction Calculator

📌 Negative signs in fractions

Positive Fractions

-1
-2
=
-
1
-2
=
-
-1
2
=
1
2

Negative Fractions

-1
2
=
1
-2
=
-
-1
-2
=
-
1
2