您对数学计算敏感吗？该游戏挑战玩家的响应能力和数学计算技能。这是一个具有10个阶段的游戏，您必须选择数字以获得所需的最终结果。游戏仅从添加和减法开始，但仍然很容易完成。当您到达第十阶段时，会有更多计算。
Enable Flash in Chrome settings. When Flash is disabled, the label will read " Block sites from running Flash ".Click the toggle to enable flash and the label will read " Ask First ". Shown like the following:
Now Click And then,click " Allow " in the box that appears in the top-left to play the game.Shown like the following:
