Math Brain Teaser

[mereacregrigore18]

Spoiler:

Still don't get this.

[mereacregrigore18]

Spoiler:

3 + 6 it is not equal to 11!

[darctangent]

Spoiler:

If base 8, then 6+7=15

Yes! Now what about the other equations? Similar but different...

[Kirk2000]

Math makes my brain hurt. Don't we have an app for this? KIRK

[JohnnyDee]

I had not looked back past the ping, but now that I see the original teaser, I will need to cogitate a bit....

Indigo on the brain right now, lol!

[darctangent]

I had not looked back past the ping, but now that I see the original teaser, I will need to cogitate a bit....

Indigo on the brain right now, lol!

Haha! I think Indigo is more fun than this math problem.

[jack55555]

hard and difficult but still cool

[darctangent]

Are you working on it?

[Vlancii]

Another similar puzzle would be:

1+4=5
2+5=7
3+6=11
6+7=?

How do you do the spoiler?

[Vlancii]

Another similar puzzle would be:

1+4=5
2+5=7
3+6=11
6+7=?

Spoiler:

15?