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Linear equation in two variables
A puzzle on finding the ages of two friends. Solving the equation involves finding the solution of a system of 2 linear equations in 2 variables.
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Mathguru
Mathematics
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Knowing our Numbers
A problem illustrating how to find the difference between the greatest and the least number using 5 digits.
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Mathguru
Mathematics
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Integers
An illustrative example of addition of integers.
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Mathguru
Mathematics
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Squares and Square Roots
An example illustrating how a missing digits can be found in a given pattern.
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Mathguru
Mathematics
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Number System
A problem and its solution on rationalisation of denominators.
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Mathguru
Mathematics
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Sets
An illustrative example of Sets.
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Mathguru
Mathematics
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