1.25×67.875+125×6.7875+1250×0.053375.
问题描述:
1.25×67.875+125×6.7875+1250×0.053375.
答
1.25×67.875+125×6.7875+1250×0.053375,
=125×0.67875+125×6.7875+125×0.53375,
=125×(0.67875+6.7875+0.53375),
=125×8,
=1000.