题目内容

计算下列各题.
4.83+52.4+6.3741.7-5.66-3.916.3-5.98+6.17
97-(0.75+2.31)7.69+(3.21-1.17)
(1)4.83+52.4+6.37
=57.23+6.37
=63.6;

(2)41.7-5.66-3.91
=36.04-3.91
=32.13;

(3)6.3-5.98+6.17
=0.32+6.17
=6.49;

(4)97-(0.75+2.31)
=97-3.06
=93.94;

(5)7.69+(3.21-1.17)
=7.69+2.04
=9.73.
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