This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.

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Answer
88
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Here are the solutions to your questions.
: Evaluate using the BODMAS rule.
Step 1: Perform multiplication first according to BODMAS.
Step 2: Perform addition and subtraction from left to right. The value is .
: Allan scored 80% in a Maths test. Express this score as a fraction in simplest form.
Step 1: Convert the percentage to a fraction by dividing by 100.
Step 2: Simplify the fraction by dividing both the numerator and the denominator by their greatest common divisor. Both 80 and 100 are divisible by 20. The score as a fraction in simplest form is .
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This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.