6.EE.A.1


 * Write and evaluate numerical expressions involving whole-number exponents.**

Fun Extension Task: ([|source]) Every positive integer can be expressed as the sum of four or fewer squared numbers (Note: You can use the same integer more than once.) Examples: 5 = 1 2 + 2 2 101 = 4 2 + 6 2 + 7 2 170 = 2 2 + 6 2 + 7 2 + 9 2 Write 83 as the sum of three square numbers.