BODMAS: Order of Operations & Brackets

A high-yield practice drill on the VBODMAS / BODMAS rule for Kerala PSC examinations (LDC, LGS, CPO, Fireman, Secretariat Assistant). Questions build step-by-step mastery over the strict hierarchy of operations: Vinculum (bar bracket), Brackets (round, curly, square), 'Of' (orders/powers), Division, Multiplication, Addition, and Subtraction.

Study Scope

• Hierarchy of Operations: Priority of Vinculum ($$\bar{x}$$) and nested brackets ($$() \rightarrow \{\} \rightarrow []$$)
• The 'Of' Operation: Higher priority of 'of' over regular division and multiplication ($$12 \div 3 \text{ of } 2 = 2$$)
• Left-to-Right Associativity: Equal priority operations ($$\div$$ and $$\times$$, $$+$$ and $$-$$) evaluated from left to right
• Bracket Expansion: Resolving expressions with multiple nested parentheses
• Arithmetic Traps: Zero multiplication within multi-term expressions ($$15 + 5 \times 0 - 3$$)

Tested Competencies

• Apply the correct sequence of operations without skipping bracket priorities
• Evaluate complex integer arithmetic expressions quickly and systematically
• Eliminate recurring left-to-right calculation errors common among aspirants