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281期必中合数单双：合数单开鸡10准

282期必中合数单双：合数双开猴23错

283期必中合数单双：合数单开牛18准

284期必中合数单双：合数单开猪32准

285期必中合数单双：合数双开鼠19准

286期必中合数单双：合数双开羊24准

287期必中合数单双：合数双开猪08准

288期必中合数单双：合数双开马25错

289期必中合数单双：合数单开蛇38准

290期必中合数单双：合数双开兔40准

291期必中合数单双：合数单