问题 填空题
(1)274+156______274-1568×9______8×9×2
(2)543-210______643-210459+136______459+163
(3)142+127______227+42350+150______350+0
(4)348-256______348-156 81÷9______72÷8.
答案

(1)274+156>274-1568×9<8×9×2
(2)543-210<643-210459+136<459+163
(3)142+127=227+42350+150>350+0
(4)348-256<348-156 81÷9=72÷8.
故答案为:>,<,<,<,=,>,<,=.

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