Math Problem Statement
1/5 + (-3/4)
Solution
To solve , follow these steps:
-
Find a common denominator:
The denominators are 5 and 4, so the least common denominator (LCD) is 20. -
Rewrite the fractions with the common denominator:
-
Add the fractions:
Thus, the final answer is .
Would you like more details on any of the steps?
Here are 5 related questions to expand your understanding:
- How do you find the least common denominator for two fractions?
- What is the process for adding fractions with different denominators?
- How do negative fractions work in addition and subtraction?
- Can you simplify improper fractions, and when should you do so?
- How can you convert a fraction to a decimal?
Tip: When adding or subtracting fractions, always ensure the denominators are the same before proceeding.
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Math Problem Analysis
Mathematical Concepts
Fractions
Addition of Fractions
Negative Numbers
Formulas
Common Denominator: LCD(a, b)
Addition of Fractions: (a/b) + (c/d) = (ad + bc) / bd
Theorems
Least Common Denominator Theorem
Suitable Grade Level
Grades 5-7