BEAT THE LIGHTNING
Lightning Mix
#169Negative terms. Positive solution. #168Even or odd? #167A million looks big #166Which one is bigger: x or y? #165Two minus signs #164You know this one. Right? #163An irrational diagonal #162Look at the fraction before you calculate #161The roots aren't the hard part #160A single sign changes everything #159A little π, a lot of signs #158Two identical terms #157The order is the challenge #156Which one is bigger: x or y? Think fast... #155How quickly can you see the shortcut?
Can you beat the lightning?
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