Evaluate
2.1
Factor
\frac{3 \cdot 7}{2 \cdot 5} = 2\frac{1}{10} = 2.1
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\frac{210}{100}
Multiply 1.5 and 140 to get 210.
\frac{21}{10}
Reduce the fraction \frac{210}{100} to lowest terms by extracting and canceling out 10.
Examples
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Matrix
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Simultaneous equation
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Integration
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Limits
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