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Published on December 10th, 2010 In category Division and Multiplication tricks | Education | Maths

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# Reference Sheet- 2nd Powers of Common Numbers

By heart the powers of the following numbers, you will save time while apprearing for competitive test. Most of the time questions can be asked around these powers and if one remembers these power he can move fast giving answere easily

FOR Number 2 :  2^ 2 = 4 ,    2^ 3 = 8 , 2^4 = 16, 2 ^ 5 = 32, 2 ^ 6 =  64 2^7 = 128 2^8 =2562^9 = 512, 2^10 = 1024

For No. 3 : 3 ^ 2 = 9, 3^3 = 9,  3^4 = 81,  3^5 = 243, 3^6= 729

For No. 4 = 4^2= 16, 4^3= 64, 4^4= 256, 4^5= 1024

For No. 5 = 5^2 =25, 5^3= 125,  5^4= 625

For No. 6 = 6^2 =36, 6^ 3 =216

For No. 7 = 7^2 = 49,  7^3 = 343

For No. 8 =  8^2 = 64, 8^3 = 512

For No. 9 = 9^2 = 81, 9^3 = 729

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