|
(1)6÷
=6×
=8; (2)
=0.75×0.1, =0.075; (3)
(4)15÷1%, =15÷0.01, =1500; (5)1.05-
=1.05-0.5, =0.55; (6)
=
=
(7)(
=
=
(8)
=
=
(9)
(
8+x=18, 8+x-8=18-8, x=10; (10)x:
x=15; (11)
0.5x=3.2, 0.5x÷0.5=3.2÷0.5, x=6.4; (12)
=
=
=
(13)
=
=
(14)
=
=
=
(15)(
=
=
=
=1
|
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