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100 Sums. How many sets of 4 different numbers can you add to equal 100?. 100 Sums. What was your first strategy to get 4 different numbers to equal 100? How did you change your strategy as you found some solutions? What strategy did you hear in the class sharing that you really like?.
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100 Sums • How many sets of 4 different numbers can you add to equal 100?
100 Sums • What was your first strategy to get 4 different numbers to equal 100? • How did you change your strategy as you found some solutions? • What strategy did you hear in the class sharing that you really like?
100 Sums • Can you add 4 numbers to equal 100? • Parameter: a+b=c, then b+c=d, then c+d=100 • Example: 1+5=6, 5+6=11, 6+11=17 Does not work!!!
100 Sums • Can you add 4 different numbers to equal 100? • Parameter: a+b=c, then b+c=d, then c+d=100 • Example: 16+25=41, 25+41=66, 41+66=107 Does not work!!!