< 3 + 5 > is the same than < 2 x 4 > ?
< 4 + 2 > is the same than <9 - 3 > ?
< 5 x 2 > is the same than < 100 : 10 > ?
I bet that you have just answered to all and rightly.
What if you have only 3 seconds to answer ?
Try now and have fun to fast calculate!