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(0.34×2400×25%+3×7
3
8
+26.25÷
1
25
)÷25.
(0.34×2400×25%+3×7
3
8
+26.25÷
1
25
)÷25,
=(0.34×24×25+3×7
3
8
+26.25×25)×
1
25

=(8.16×25+22.125+26.25×25)×
1
25

=8.16×25×
1
25
+22.125×
1
25
+26.25×25×
1
25

=8.16×(25×
1
25
)+22.125×
1
25
+26.25×(25×
1
25
),
=8.16+0.885+26.25,
=9.045+26.25,
=35.29.
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