Answers

Multiply 7/90 with 45/21

1^st number: 7/90, 2^nd number: 2 3/21

This multiplication involving fractions can also be rephrased as "What is 7/90 of 2 3/21?"

7/90 × 45/21 is 1/6.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 7/90 × 45/21 = 7 × 45/90 × 21 = 315/1890
3. After reducing the fraction, the answer is 1/6

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ¹⁴/₉₀×⁴⁵/₂₁ ⁷/₉₀×⁹⁰/₂₁ ⁷/₉₀×⁴⁵/₄₂ ²¹/₉₀×⁴⁵/₂₁ ⁷/₉₀×⁴⁵/₆₃ ³⁵/₉₀×⁴⁵/₂₁ ⁴⁹/₉₀×⁴⁵/₂₁

Multiply Fractions Calculator