题目内容
67-(2.98+0.67)
8×16-73.8×6
(45+14)÷73+710.
8×16-73.8×6
(45+14)÷73+710.
(1)67-(2.98+0.67),
=67-3.65,
=63.35;
(2)8×16-73.8×6,
=128+442.8,
=570.8;
(3)(45+14)÷73+710,
=59÷73+710,
=
+710,
=710
.
=67-3.65,
=63.35;
(2)8×16-73.8×6,
=128+442.8,
=570.8;
(3)(45+14)÷73+710,
=59÷73+710,
=
| 59 |
| 73 |
=710
| 59 |
| 73 |
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