To evaluate the numerical expression 1/2 − (−3/4), we can find a common denominator and then subtract the fractions.
The common denominator of 2 and 4 is 4.
Now let's rewrite the expression with the common denominator:
1/2 − (−3/4) = 2/4 − (−3/4)
To subtract the fractions, we need to change the sign of the second fraction and combine them:
2/4 + 3/4 = 5/4
So, the simplified expression is 5/4.
Therefore, the correct answer is D) 5/4.
Evaluate the numerical expression.
1/2 − (−3/4)
A 1/3
B 1/4
C 3/2
D 5/4
E 7/4
1 answer