题目内容

计算:
(16
8
247
×2.375+12
4
285
×4.75)×19.98
6.66×(48×2-
167
195
)
=______.
(16
8
247
×2.375+12
4
285
×4.75)×19.98
6.66×(48×2-
167
195
)

=
[(16+
8
247
19
8
+(12+
4
285
19
4
]×19.98
6.66×(96-
167
195
)

=
(16×
19
8
+
8
247
×
19
8
+12×
19
4
+
4
285
×
19
4
)×3
95
28
195

=
(38+
1
13
+57+
1
15
)×3
95
28
195

=
(95+
28
195
)×3
95
28
195

=3.
故答案为:3.
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