Post your math problems here #2

@Roxy665 said in #76:

In english you use that for said 1 thousand : 1 , 000 but in french we write like that 1000
yes

STOP THE BEEF ABOUT DECIMALS AND PLACEVALUESYSTEM I GOT TO KNOW THAT A FEW COUNTRIES USE IT DIFFERENTLY.

@PenguinWhack271828e said in #45:

What is the maximum number of pieces I can have on the 8x8 chessboard such that none of them attack each other?
(Pieces, not including pawns)

(This is easy! Just think about it)
If all kings you can have 56

@MysteryPhantom7 said in #83:

If all kings you can have 56

Nope. All kings would be 16

@PenguinWhack271828e said in #84:

Nope. All kings would be 16
Same colour pieces don‘t attack each other

Wait yeah I thought wrong,sorry

@Roxy665 said in #59:

(-1) x (-2)

This one’s hard: -1 x (-2) = -12

Seoul, Ulaanbaatar, Arequipa, Paris, ...
Which city could come next?
A) Istanbul B) Los Angeles C) Seattle D) New York E) St. Louis

@CCAK0123456789 said in #87:

This one’s hard: -1 x (-2) = -12
I didn't learn how to multiply relatives numbers, I just know how to do an addition and soustraction with them, but all about divide or multiply them, I'll learn that next year (8th grade)

@Roxy665 said in #89:

I didn't learn how to multiply relatives numbers, I just know how to do an addition and soustraction with them, but all about divide or multiply them, I'll learn that next year (8th grade)
lol, jk, it’s 2

Btw, its SUBtraction in English not SOUStraction like in French