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Earn +20 ptsQ: Are 221 and 122 equivalent
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How many different 3 digit numbers have a digit sum of 5?
122, 212, 221, 311, 131, 113, 140, 410.
What are the three digit numbers if you use 1 and 2 as much as you need to?
There are 8 of them: 111, 112, 121, 122, 211, 212, 221, 222.
Which is equivalent to this inequality 5x-610?
615
Which expression is equivalent 12 to the 2nd power?
122 = 144
Which expression is equivalent to 12 squared?
It is: The product of 122 is 144
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