A perplexing math challenge has taken social media by storm, leaving many scratching their heads. At first glance, the sequence appears to break basic arithmetic rules—but a deeper look reveals an elegant hidden pattern. Let’s unravel the mystery step by step.
The Puzzle
The problem presents the following equations:
1 + 4 = 5
2 + 5 = 12
3 + 6 = 21
5 + 8 = ?
At first, these equations seem mathematically incorrect. However, they follow a clever cumulative logic rather than simple addition.
Breaking Down the Pattern
Step 1: The First Equation (1 + 4 = 5)
This one holds true under standard addition:
1 + 4 = 5
But it also sets the stage for the cumulative pattern.
Step 2: The Second Equation (2 + 5 = 12)
Normally, 2 + 5 = 7, but the answer given is 12.
The trick? Add the previous equation’s result (5) to the current sum (7):
7 (2 + 5) + 5 (prior result) = 12
Step 3: The Third Equation (3 + 6 = 21)
Again, 3 + 6 = 9, but the answer is 21.
Following the same logic:
9 (3 + 6) + 12 (prior result) = 21
Step 4: Solving the Final Equation (5 + 8 = ?)
Now, applying the established pattern:
5 + 8 = 13
Add the previous result (21):
13 + 21 = 34
The Answer
Following this cumulative logic, 5 + 8 = 34.
Why This Puzzle Stumps So Many
The challenge plays on our instinct to apply basic arithmetic. The real key lies in recognizing the hidden pattern—each new result builds on the previous one.
Alternative Interpretations
Some argue for a multiplicative addition pattern:
a + (a × b)
1 + (1 × 4) = 5
2 + (2 × 5) = 12
3 + (3 × 6) = 21
5 + (5 × 8) = 45
However, the most consistent solution (given the sequence) is 34, as it maintains the cumulative progression.
The Bigger Lesson
continued on next page
Savory Steak Gorgonzola Alfredo with Creamy Parmesan Sauce
9 Home Remedies for Natural Colon Cleansing
Sunshine in a Spoon: Dandelion Honey with Lemon, a Simple Recipe Done Without Cooking
This is my go-to remedy!
How to Grow and Plant a Coconut Tree at Home
“I will never make homemade cinnamon rolls again. This cake is so super moist and gooey and it is better than any cinnamon roll I have ever had!”
Französisches Dessertrezept mit Milch und Äpfeln: Einfach, lecker und diätfreundlich
Stuff the sardines like this, bread and fry! Super crunchy on the outside and soft on the inside
Drink Apple with Cucumber and You’ll Thank Me for This Recipe!