用递等式计算.(能简算的要简算)(手)(33×手96-303)÷38(3)手3手6×06+06×3手6(3)(06-49)×(9.30+07)(4)(40+手4)×37-349(0)4手3+0.370+033+308(6)7.8÷[33×(手-08)+3.6).-数学
题文
用递等式计算.(能简算的要简算) (手)(33×手96-303)÷38 (3)
(3)(
(4)(
(0)4
(6)7.8÷[33×(手-
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答案
(得)(7它×得06-75它)÷78, =(779它-75它)÷78, =70a0÷78, =80; (它)
=(
=得×
=
(7)(
=
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