问题 解答题
用简便方法计算.
324×16+176×16
25-7.35-2.65
12-9.94800÷25÷4
25×2×19×295×101.
答案

(1)324×16+176×16

=(324+176)×16

=500×16

=8000;

(2)25-7.35-2.65

=25-(7.35+2.65)

=25-10

=15;

(3)12-9.9

=12-10+0.1

=2.1;

(4)4800÷25÷4

=4800÷(25×4)

=4800÷100

=48;

(5)25×2×19×2

=(25×2×2)×19

=100×19

=1900;

(6)95×101

=95×(100+1)

=95×100+95

=9595.

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