开票张数计算方法

发票张数品名规格数量单价（不含税）金额税额

122145.221033539993.851698.95

222145.221033539993.851698.95

322145.221033539993.851698.95

422145.221033539993.851698.95

522145.221033539993.851698.95

622145.221033539993.851698.95

722145.221033539993.851698.95

822145.221033539993.851698.95

922145.221033539993.851698.95

1022145.221033539993.851698.95

1122145.221033539993.851698.95

1222145.221033539993.851698.95

1322145.221033539993.851698.95

1422145.221033539993.851698.95

1522145.221033539993.851698.95

1622145.221033539993.851698.95

1722145.221033539993.851698.95

1822145.221033539993.851698.95

1922145.221033539993.851698.95

2022045.221033539948.631691.27

2122045.221033539948.631691.27

2222045.221033539948.631691.27

2322045.221033539948.631691.27

2422045.221033539948.631691.27

2522045.221033539948.631691.27

2622045.221033539948.631691.27

2722045.221033539948.631691.27

2822045.221033539948.631691.27

2922045.221033539948.631691.27

3010145.221033534567.32776.44

合计：6500293936.7749969.19

价税合计为343905.96 税率17% 数量为6500个，单价为45.221034

计算方法：

1、先用价税合计总金额/11700343905.96/11700=29.3936717948

2、10000/45.221034=221PCS

3、最后的尾数开一张发票便可

4、由于小数点之差，所以，总金额会有点差额，可以通过数量微调，所以，有221PCS，也有220

价税合计

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11692.8

11639.9

11639.9

11639.9

11639.9

11639.9

11639.9

11639.9

11639.9

11639.9

11639.9

5343.76

343905.96

说明29张发票开不完，要开30张

万位发票，一张不含税价不能超过1万元，1万除以不含税单价，求出每一张最多能开的数所以，有221PCS，也有220PCS，101是尾数

每一张最多能开的数量