简便计算 2.61×1.4+8.6 1.25×7.3×0.8 19.4×3.7+19.4×6.3简便计算2.61×1.4+8.61.25×7.3×0.819.4×3.7+19.4×6.31.2×3.39.6×0.5×2.5×0.12524.3×120.5-2.05×2431.3×7.4+2.6×6.3
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/18 05:03:17
![简便计算 2.61×1.4+8.6 1.25×7.3×0.8 19.4×3.7+19.4×6.3简便计算2.61×1.4+8.61.25×7.3×0.819.4×3.7+19.4×6.31.2×3.39.6×0.5×2.5×0.12524.3×120.5-2.05×2431.3×7.4+2.6×6.3](/uploads/image/z/132232-40-2.jpg?t=%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97+2.61%C3%971.4%2B8.6+1.25%C3%977.3%C3%970.8+19.4%C3%973.7%2B19.4%C3%976.3%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%972.61%C3%971.4%2B8.61.25%C3%977.3%C3%970.819.4%C3%973.7%2B19.4%C3%976.31.2%C3%973.39.6%C3%970.5%C3%972.5%C3%970.12524.3%C3%97120.5-2.05%C3%972431.3%C3%977.4%2B2.6%C3%976.3)
简便计算 2.61×1.4+8.6 1.25×7.3×0.8 19.4×3.7+19.4×6.3简便计算2.61×1.4+8.61.25×7.3×0.819.4×3.7+19.4×6.31.2×3.39.6×0.5×2.5×0.12524.3×120.5-2.05×2431.3×7.4+2.6×6.3
简便计算 2.61×1.4+8.6 1.25×7.3×0.8 19.4×3.7+19.4×6.3
简便计算
2.61×1.4+8.6
1.25×7.3×0.8
19.4×3.7+19.4×6.3
1.2×3.3
9.6×0.5×2.5×0.125
24.3×120.5-2.05×243
1.3×7.4+2.6×6.3
简便计算 2.61×1.4+8.6 1.25×7.3×0.8 19.4×3.7+19.4×6.3简便计算2.61×1.4+8.61.25×7.3×0.819.4×3.7+19.4×6.31.2×3.39.6×0.5×2.5×0.12524.3×120.5-2.05×2431.3×7.4+2.6×6.3
2.61*(1.4+8.6)=2.61*10=26.1 1.25*0.8*7.3=1*7.3=7.3