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.

问答题
单项选择题 A1/A2型题