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Popular Pre Algebra >

16^2-20^2

  • Pre Algebra
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Solution

162−202

Solution

−144
Solution steps
162−202
Follow the PEMDAS order of operations
Calculate exponents 162:256
162
162=256=256
=256−202
Calculate exponents 202:400
202
202=400=400
=256−400
Add and subtract (left to right) 256−400:−144
256−400
256−400=−144=−144
=−144

Popular Examples

simplify (28)/(-4-(-3^3))-2(-5)-7-2(-5)-88-5(3)(-2)^3-2^2+3× (-2)+4

Frequently Asked Questions (FAQ)

  • What is 16^2-20^2 ?

    The solution to 16^2-20^2 is -144

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