计算下列各题.(能简算的要简算)856-42÷14 95×101 49×99+49 67-63+33-37 1600÷25÷4 ..

2025-02-19 07:19:05
推荐回答(1个)
回答1:

(1)856-42÷14
=856-3
=853;

(2)95×101
=95×100-95×1
=9500-95
=9405;

(3)49×99+49
=49×(99+1)
=49×100
=4900;

(4)67-63+33-37
=(67+33)-(63+37)
=100-100
=0;

(5)1600÷25÷4
=1600÷(25×4)
=1600÷100
=16;

(6)89×102-2×89
=89×(102-2)
=89×100
=8900.