number-chain/patterns-hard · Sarja 1

8 problems
1
Start at 25. Follow the chain: +15, -19, +20, ×3, +18. What is the result after step 2? =
2
Start at 26. Follow the chain: ×3, ÷6, -12, ×2, +6. What is the result after step 2? =
3
Start at 5. Follow the chain: ×4, ÷5, ÷4, ×2, +7. What is the result after step 2? =
4
Start at 27. Follow the chain: -1, -20, -3, +19, -12. What is the result after step 3? =
5
Start at 10. Follow the chain: -8, -1, ×4, ×2, -1. What is the result after step 1? =
6
Start at 26. Follow the chain: -12, -10, -2, ×5, +15. What is the result after step 3? =
7
Start at 10. Follow the chain: -1, -5, ÷2, ×3, +9. What is the result after step 5? =
8
Start at 34. Follow the chain: ×2, ÷4, -9, ÷8, +6. What is the result after step 1? =
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