问题 解答题
混合运算.
48÷4×22
25×4×8431-(12×15)
760-13×22(25+39)×12320×(300-284)
答案

48÷4×22,

=12×22,

=264;

25×4×8,

=100×8,

=800;

431-(12×15),

=431-180,

=251;

760-13×22,

=760-286,

=474;

(25+39)×12,

=64×12,

=768;

320×(300-284),

=320×16,

=5120.

单项选择题
单项选择题