(1.25—0.125)x8

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(1.25—0.125)x8
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(1.25—0.125)x8
(1.25—0.125)x8

(1.25—0.125)x8

=1.25*8-0.125*8
=10-1
=9

(1.25-0.125)x8
=1.25x8-0.125x8
=10-1
=9

9

10-1=9

10—1=(