= 0
Arrange brackets in this equation 4 · 12 + 18 ÷ 6 + 3 to get:
number 50;
the biggest possible number.
Between numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9, written in this order, put signs of addition and multiplication such that the result will be
Sign in or create an account to reveal answers, view the solution, and save your progress. Create a free account to unlock practice and keep track of your work.
One puzzle per day. Cryptarithm, Magic Square, Summit. No sign-up required to play.
Play daily puzzle →Interactive problems and curated lessons—water pouring, magic squares, knight's tour, and more.
Browse library →See how you rank. Top solvers by problems solved correctly. Sign in to climb the ranks.
View leaderboard →