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Показувати елементи керування програвачем
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Once you get the knack of it, this is rather fun...even if it is math.
Move one of the equals matchsticks from right of 7 to left of 7. 4=7-3
4 - 7 = 3.Change become, 4 = 7 - 3
What happened to the equation 4 - 7 = 3
3x3=9... its wrong becous 9 looks completely different. Funny, on the next slide 9 it's already good
Once you get the knack of it, this is rather fun...even if it is math.
Move one of the equals matchsticks from right of 7 to left of 7. 4=7-3
4 - 7 = 3.
Change become, 4 = 7 - 3
What happened to the equation 4 - 7 = 3
3x3=9... its wrong becous 9 looks completely different. Funny, on the next slide 9 it's already good