诗词
脱式计算.1.25×2.6×0.838×(1.6+223)95.6÷118+425×18.
jnlyseo998998 发表于2023-03-31 浏览25 评论0
试题答案:(1)1.25×2.6×0.8,
=1.25展写需续加×0.8×2.6,
=1×2.6,
=2.6;
(2)38×(1.6+223),
=38×1.6+38×8没察满3,
=0.6+1,
=1.6;
(3)95.6÷118+425...