SSC CGL Reasoning · Chapter Test
Mathematical Operations — 25-Question Test
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Formula Reference Sheet
This chapter
The rules that win these
| BODMAS | Brackets → Orders → ÷ × → + − |
|---|---|
| Symbol substitution | replace each symbol with its defined operation, then BODMAS |
| Sign interchange | swap the two named signs everywhere, then evaluate |
| Check by options | plug option values when faster than solving |
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