Move one of two lines of equal sign to the top of minus sign
III=IV-VII (read from right to left)
Considering below equation holds
V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30
Then, I + II + III = ?
The equation shown below is not correct:
5 + 5 + 5 = 550
Can you make the equation correct by placing just one stroke?
26 - 63 = 1
Can you make the equation correct by moving just one digit?
You are given 4 matchsticks arrange in the form of a plus sign(as shown in the figure). Move one and only one of the 4 matchsticks to make a square. You may not bend or break of the matchstick.
8 + 8 = 91? Trick brain teasers appear difficult at first, but they have a trick that makes them really easy.