## Math Problem Statement

5/6 - 2/7

## Solution

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## Math Problem Analysis

### Mathematical Concepts

Fractions

Subtraction of Fractions

Least Common Denominator (LCD)

### Formulas

LCD(a, b): The least common denominator of two numbers

Fraction subtraction: a/b - c/d = (ad - bc) / bd

### Theorems

Least Common Denominator (LCD) Theorem

### Suitable Grade Level

Grades 5-6