← Back to Class 3🔒
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Class 3 · Topic 15
Brain-Buster Word Problems
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Step 1 · Learn
Read the ideas
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Multi-Step Money Chains
Add every cost, then subtract from what you paid.
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Work-Backwards Puzzles
Spent → add it back. Doubled → halve it.
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Combine-the-Groups Sums
Add the groups for a total, subtract to compare.
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Number Detective
Fix one digit first, then fill the rest.
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Fractional-Spend Shopping
Split and take each piece, then combine.
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Step 2 · Practice
Try the quests
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Step 3 · Boss Battle
Beat the boss
🛡️ 🛡️ 🛡️ 3 shields — lose all → 60-second cooldown
Round 1
A pencil costs ₹7. A pen costs ₹5 more than…
🔒Round 2
A vault says: 'I multiplied a number by 4,…
🔒Round 3
A crate had 300 mangoes. 78 were sold in…
🔒Round 4
A 2-digit number between 40 and 60 is a…
🔒Round 5
The final chest: Riya has ₹240. She spends…
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