加 减 乘 除 BigDecimal qtySettleTotal = qtySettleTotal.setScale(2,BigDecimal.ROUND_HALF_UP); BigDecimal qtyYF = this.txtqtyYF.getBigDecimalValue().setScale(2,BigDecimal.ROUND_HALF_UP); BigDecimal multiple = qtySettleTotal.divide(qtyYF,2,BigDecimal.ROUND_HALF_
