Express 0.78 .as a fraction a/b where a,b,=integer
huh?
78/100 = 39/50
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To express 0.78 as a fraction a/b, where a and b are integers, we need to first remove the decimal point.
Step 1: Remove the decimal point
Multiply both sides of the equation by 100 (since there are two decimal places in 0.78):
0.78 * 100 = a/b * 100
This simplifies to:
78 = a/b * 100
Step 2: Solve for a/b
To solve for a/b, we need to isolate it. The equation becomes:
78/100 = a/b
Step 3: Simplify the fraction
We can simplify the fraction 78/100 by dividing both the numerator and denominator by their greatest common divisor (GCD). In this case, the GCD of 78 and 100 is 2.
78/2 divided by 100/2 equals 39/50.
Therefore, 0.78 can be expressed as the fraction 39/50.