Math Problem Statement
Effectuer les calculs suivants en détaillant les étapes et donner les résultats sous la forme d'une fraction irréductible A= 42/75 + 22/30
Solution
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Math Problem Analysis
Mathematical Concepts
Fractions
Least Common Multiple (LCM)
Greatest Common Divisor (GCD)
Simplification of Fractions
Formulas
LCM of two numbers
GCD of two numbers
Addition of fractions with different denominators: (a/b) + (c/d) = (ad + bc) / bd
Simplification of fractions: divide numerator and denominator by GCD
Theorems
LCM Theorem
GCD Theorem
Suitable Grade Level
Grades 5-7