Math Problem Statement
Sachant que 1/3 = 0.3, démontre que 0.9 = 1.
Solution
The problem asks to demonstrate that given that .
Solution:
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Understanding the repeating decimal: This is a repeating decimal that represents .
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Multiplying by 3: Since , we conclude that:
Thus, the statement is correct, and is true.
Would you like further details or have any questions?
Here are some related questions:
- What is a repeating decimal, and how is it represented?
- How can you convert repeating decimals to fractions?
- Why does multiplying by 3 yield exactly 1?
- How can you prove that is equal to using algebra?
- What other fractions have repeating decimal representations?
Tip: When working with repeating decimals, multiplying or dividing by numbers that relate to the repeating part can often help to simplify the expression or convert it to a fraction.
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Math Problem Analysis
Mathematical Concepts
Algebra
Repeating Decimals
Formulas
0.\overline{3} \times 3 = 1
Theorems
Equality of Repeating Decimals and Fractions
Suitable Grade Level
Grades 6-8