问题
解答题
列式计算
(1)3的4.2倍减去3.6的差,再加上0.7,结果是多少?
(2)4.6与0.96的差,乘以6所得的积,再除以12,商是多少?
答案
(1)3×4.2-3.6+0.7,
=12.6-3.6+0.7,
=9+0.7,
=9.7;
答:结果是9.7.
(2)(4.6-0.96)×6÷12,
=3.64×6÷12,
=21.84÷12,
=1.82;
答:商是1.82.
列式计算
(1)3的4.2倍减去3.6的差,再加上0.7,结果是多少?
(2)4.6与0.96的差,乘以6所得的积,再除以12,商是多少?
(1)3×4.2-3.6+0.7,
=12.6-3.6+0.7,
=9+0.7,
=9.7;
答:结果是9.7.
(2)(4.6-0.96)×6÷12,
=3.64×6÷12,
=21.84÷12,
=1.82;
答:商是1.82.