Brain Test 4 Math Trick

Brain Test 4 Level 157: Doctor Worry can't solve the equation.

Brain Test 4 Level 157

Medium

Screenshots

Brain Test 4 Level 157 screenshot 1Brain Test 4 Level 157 screenshot 2
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Quick Answer

Drag the two circles from the top equation to the bottom, stacking them to form the number 8.

Skills Tested

LogicProblem SolvingSpatial Thinking

Step-by-Step Solution

  1. 1) Look at the circles in the top equation.
  2. 2) Drag the first circle down below.
  3. 3) Place the second circle on top of it.
  4. 4) The stacked pair forms the number 8.

Hint

Reveal a hint

Bring the circles down from the top and stack them

Why It Works

The solution uses the symbols already on screen. Taking the two circles at the top and overlapping them into a vertical pair creates the number 8, which finishes the equation.

Frequently asked questions

How do I solve the equation in Brain Test 4 Level 157?

Drag the two circles from the top equation to the bottom, stacking them to form the number 8.

What is the answer to Brain Test 4 Level 157?

Move both circles from the top equation down and stack them so they become the digit 8.

What is the trick in Brain Test 4 Level 157?

The circles are reused as the number 8. You overlap them vertically instead of solving normally.

Why do I need to stack the circles in Brain Test 4 Level 157?

Placing one circle directly over the other is what transforms them into the number 8 the equation needs.

Is there a video walkthrough for Brain Test 4 Level 157?

Yes, the video shows both circles being taken from the top and stacked to form the number eight.

How do I avoid getting stuck in Brain Test 4 Level 157?

Use the circles already shown rather than typing a number. Stacking them correctly produces the 8.