Only the best mathematicians can solve this problem without a calculator.

You have  10 seconds  to find the answer, without a calculator.

Please note that it is crucial to respect the order of operations:

1. First, do the multiplications.
2. Next, make the addition.

Ready? Let’s go!

The most common mistakes

Many people fall into the trap of  premature addition , which skews the final result. Here are the most common mistakes:

• Ignoring the order of operations (PEMDAS/BODMAS rule).  A few additions before the multiplication, which gives an incorrect answer.
• Rushing under time pressure , which leads to incorrect calculations.

The solution explained step by step

To avoid any confusion, here’s how to solve the equation correctly:

1. First, let’s multiply the numbers according to the order of operations:
   • 2×1=22×1=2
   • 6×6=366×6=36
2. Let’s add up the results obtained:
   

   See more on the next page

   Advertisement

   ←Previous pageNext page→