11 squared in expanded form
=(1×10)+(1×1)
=(11)
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112 = 121121 in expanded notation is: (1 x 100) + (2 x 10) + (1 x 1)
16x16
Sure thing, honey. 18 squared is 324. In expanded form, it would be 18 x 18, which equals 324. So there you have it, 18 squared in all its expanded glory.
7X7
5 squared = 5 x 5 = 25