2005 * 3 / 8 - 0.375 * 1949 + 3.75 * 10.4

2005 * 3 / 8 - 0.375 * 1949 + 3.75 * 10.4

2005 * 3 / 8 - 0.375 * 1949 + 3.75 * 10.4
= 2005 * 3 / 8 - 0.375 * 1949 + 0.375 * 104
= (2005 - 1949 + 104) × 3 / 8
= 160 × 3 / 8
= 60