42/4 times 40/5
42/4 × 40/5
=
84
Step-by-Step Solution
-
1Multiply numerators42 × 40 = 1680
-
2Multiply denominators4 × 5 = 20
-
3Write result1680/20
-
4Simplify1680/20 = 84/1
How to Multiply Fractions
Multiplying fractions is straightforward — multiply the numerators together and the denominators together. No common denominator needed! Just simplify the result.