计算下面各题.19.46-(5.44-3.4
计算下面各题.19.46-(5.44-3.476)5.45+0.98-2.7356.23+31.07-54.1100-(28.4-32.05)...
计算下面各题.19.46-(5.44-3.476)5.45+0.98-2.73 56.23+31.07-54.1100-(28.4-32.05)
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(1)19.46-(5.44-3.476),
=19.46-1.964,
=17.496;
(2)5.45+0.98-2.73,
=6.43-2.73,
=3.7;
(3)56.23+31.07-54.1,
=87.3-54.1,
=33.2;
(4)100-(28.4-32.05),
=100-28.4+32.05,
=71.6+32.05,
=103.65.
=19.46-1.964,
=17.496;
(2)5.45+0.98-2.73,
=6.43-2.73,
=3.7;
(3)56.23+31.07-54.1,
=87.3-54.1,
=33.2;
(4)100-(28.4-32.05),
=100-28.4+32.05,
=71.6+32.05,
=103.65.
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