✓

💡

⚠️

✓

✗

⚠️

1. 1
2. 2
3. 3
4. 4

→

💡

↓

🔎

✓

⚠

1. 1
2. 2
3. 3
4. 4

⚠️

💡

↓

🔎

1 + 1 + 1 + 1 = 4

25

⚠️

1. 2
   

1. 8
   8 · 2

💡

🌐