Answer:
5/8
Step-by-step explanation:
1 + 3/8 - 3/4 =
1 + (1 × 3)/(1 × 8) - (2 × 3)/(2 × 4) =
1 + 3/8 - 6/8 =
1 + (3 - 6)/8 =
1 - 3/8
- 3/8 already reduced to the lowest terms.
The numerator and the denominator have no common prime factors.
Their prime factorization:
3 is a prime number;
8 = 23
1 - 3/8 =
(1 × 8)/8 - 3/8 =
(1 × 8 - 3)/8 =
5/8
Hope this helpes
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