Fifth Grade Challenging Math

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5-41)    Answer

            55

Smallest square: 5 x 5 =25
2 by 2's = 4 x 4 = 16
3 by 3's = 3 x 3 = 9
4 by 4's = 2 x 2 = 4
Largest = 1
Total = 25 + 16 + 9 + 4 + 1 = 55