A-A+
用递等式计算.(你认为怎样简便就怎样算)95.4×83+19×9525-95.4×25132
问题详情
用递等式计算.(你认为怎样简便就怎样算)
95.4×83+19×95
24×(
参考答案
(1)95.4×83+19×9525-95.4×2
=95.4×83+19×95.4-95.4×2,
=(83+19-2)×95.4,
=100×95.4,
=9540;
(2)51329-811-211-111+1629
=(51329+1629)-(811+211+111),
=6-1,
=5;
(3)24×(112+38-16)
=24×112+24×38-24×16,
=2+9-4,
=7;
(4)1110÷[56×(37-38)]
=1110÷[56×37-56×38],
=1110÷3,
=370.
考点:等式