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The fourth grade math class is specially trained. Book II, Page P79, The answer to thinking expansion is mastered in ten minutes! ! ! ! ! ! ! ! ! !
(1) If A-8.054=B-5.76, that is, A=B-5.76+8.054, then A >；; B.
(2) If A+8.054=B-5.76, that is, A=B-5.76-8.054, then A
(3) If A-8.054=B+5.76, that is, A=B+5.76+8.054, then A >；; B.