Four column pre-calculating disc

The utility model relates to a predicting disc with four columns. A big luck disc, an age disc, a fleeting time disc and a little luck disc of the utility model are all arranged on a supporting device and can rotate on the supporting device. A big luck display disc is arranged at the bottom part of the big luck disc, and display lattices are uniformly distributed on the big luck display disc. The big luck disc comprises a big luck reversing disc and a big luck veering disc. The fleeting time disc comprises a sixty-year cycle circulation disc, a sixty-year cycle na-tone disc and an anno domini disc. The little luck disc comprises a little luck sixty-year cycle veering disc and a sixty-year cycle reversing disc. The utility model has the advantages of simple structure, no need of paper and pens, convenient use, portability, high accuracy rate in calculation and high efficiency. Four columns, big luck, little luck, fleeting time, sixty na-tone, anno domini number, age, etc. can all be visually displayed on the discs.