Commercial Mathematics – Grade 9 ICSE

We provide theory, MCQs and assignments for each individual topic. Click on the topic to know more details.

Profit and Loss; Compound Interest
Key topics include
Profit & Loss:
• Marked price, selling price and discount
• Simple problems related to Profit and Loss and Discount, including inverse working
Compound Interest
• Compound Interest as a repeated Simple Interest computation
• Use of formula – A = P(1+r/100)n
• Finding CI from the relation CI=A-P. 3.
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