Question

一个两位小数除以0.6得到的商的近似值是1.4,这个两位小数可能是哪些小数?

Answer 1

0.6×1.35=0.81

0.6×1.36=0.816≈0.82

0.6×1.37=0.822≈0.82

0.6×1.38=0.828≈0.83

0.6×1.39=0.834≈0.83

0.6×1.40=0.84

0.6×1.41=0.846≈0.85

0.6×1.42=0.852≈0.85

0.6×1.43=0.858≈0.86

0.6×1.44=0.864≈0.86

∴这个两位小数可能是0.81 0.82 0.83 0.84 0.85 0.86这些小数