Number System & Simplification
HCF/LCM, fractions, decimals, surds, BODMAS, approximation.
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Take a full mock →Q1 · Number System & Simplification · EASY
What is the sum of all prime numbers between 20 and 40?
Q2 · Number System & Simplification · EASY
Find the value of: 48 ÷ 6 × 3 + 12 - 8
Q3 · Number System & Simplification · EASY
What is the sum of the first 15 natural numbers?
Q4 · Number System & Simplification · EASY
If the sum of three consecutive odd numbers is 87, what is the largest of the three numbers?
Q5 · Number System & Simplification · EASY
Find the value of: 45 × 12 + 540 ÷ 18 - 75