Answer to Question #93636 in Algebra for Tina

Question #93636

Use the method of compesation to show how you can make the addition of 468+199+399 easier

Expert's answer

468+199+399 = (468 - 1) + (199 + 1) + 399 = 467 + 200 + 399 = (467 - 1) + (399 + 1) + 200 = 466 + 400 + 200 = 466 + 600 = 1066

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