How can -2.65 be written as the ratio of two integers?

the obvious one is

-265:100

also

53 : -20

-53 over -20

To write -2.65 as the ratio of two integers, we can first convert it to a fraction.

Step 1: Remove the decimal point and consider -2.65 as -265/100.
-2.65 * -100 = 265

Step 2: Simplify the fraction by dividing both the numerator and the denominator by their greatest common divisor (GCD), which in this case is 5.
-265/5 / 100/5 = -53 / 20

Therefore, -2.65 can be written as the ratio -53/20.