Brain Test 5 数学陷阱

脑洞大师 5 第 19 关:Get to 6

脑洞大师 5 第 19 关

简单

通关截图

Brain Test 5 Level 19 screenshot 1Brain Test 5 Level 19 screenshot 2Brain Test 5 Level 19 screenshot 3
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快速答案

Tap '+2' and 'x3' to reach the target number 6. Tap '+3', '+5', '/2', and '+4' to reach the target number 4. Tap '+7', '+7', 'x2', and 'x4' to reach the target number 28.

考察能力

逻辑能力问题解决

分步解法

  1. 1) For 6, press the add-two button followed by times-three.
  2. 2) For 4, press add-three, then add-five, then divide-by-two, then add-four.
  3. 3) For 28, press add-seven twice, then times-two, then times-four.

场景

1 Scene Step 1

Press the add-two and times-three keys to hit the goal of 6.

Brain Test 5 Level 19 scene 1 step 1Brain Test 5 Level 19 scene 1 step 2
2 Scene Step 2

Press add-three, add-five, divide-by-two, then add-four to land on 4.

Brain Test 5 Level 19 scene 2 step 1Brain Test 5 Level 19 scene 2 step 2
3 Scene Step 3

Press add-seven twice, then times-two and times-four to reach 28.

Brain Test 5 Level 19 scene 3 step 1Brain Test 5 Level 19 scene 3 step 2

提示

查看提示

Tune the operations one key at a time so each running total closes in on the displayed target.

为什么有效

The puzzle checks your number sense while ordering operations. Punching the right keys in the right order is what lands each sum on goal. Reading the target and computing forward step by step lets you finish all three grids without resetting.

常见问题

How do I pass Brain Test 5 Level 19?

Reach 6 with +2 then x3, reach 4 with +3, +5, /2, then +4, and reach 28 with +7, +7, x2, then x4.

What is the answer to Brain Test 5 Level 19?

Press +2 and x3 for 6, press +3 +5 /2 +4 for 4, and press +7 +7 x2 x4 for 28.

What is the trick in Brain Test 5 Level 19?

You must tap the operation keys in the exact right sequence so the running total reaches each target value.

Why do I need to press +7 twice in Brain Test 5 Level 19?

Starting from a base, adding seven two times sets up the doubling that brings the total to 28.

Is there a video walkthrough for Brain Test 5 Level 19?

Yes, the official walkthrough lists the precise key press order for the 6, 4, and 28 goals.

How do I avoid getting stuck in Brain Test 5 Level 19?

Copy each button sequence exactly in order and double-check the running total after every press.