TalentJR apps
Vertically and crosswise grows with the numbers: two 3-digit numbers need five columns — vertical, then crosswise pairs and a three-way cross in the middle.
✓ You passed this trick’s test.
Urdhva Tiryagbhyam — “vertically and crosswise”
Use it for: Any 3-digit × 3-digit sum; also 3-digit × 2-digit (write a 0 in front).
Check: 123 × 321 = 123 × 300 + 123 × 21 = 36900 + 2583 = 39483 ✓
Work it out in your head or on paper, type the answer and press Check. Stuck? Press “Show me how”.
Right: 0 · Tried: 0
20 sums. Check each answer, then go to the next one. Get 16 or more right to pass.
🏅 Sign in with Google to earn the 🏹 Triple Crosswise badge when you pass — and a certificate when you finish all 10 tricks of Part 3 · Expert tricks. You can still take the test without signing in.
Why does it work? When should you use it? Ask in English, मराठी or हिंदी.
Sign in with Google to ask Free — 20 questions a day.
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