Multiply -2 1/2 by -1 3/5. Write the answer as a decimal.

A. 4
B. 2.86
C. -4.1
D. -4

1 answer

To multiply -2 1/2 by -1 3/5, you first need to convert the mixed numbers to improper fractions.

-2 1/2 = -5/2
-1 3/5 = -8/5

Now, multiply the fractions:

(-5/2) * (-8/5) = 40/10 = 4

So, the answer is 4. Therefore, the answer as a decimal is 4 which corresponds to option A.