Table:
|  |  | Year ended March 31, |  |
| --- | --- | --- | --- |
|  | 2019 | 2018 | 2017 |
| Effect of foreign exchange rate changes on cash and cash equivalents | — | — | (1.0) |
| Net decrease in cash and cash equivalents | (472.7) | (7.4) | (1,184.0) |
| Cash and cash equivalents, and restricted cash at beginning of period (2) | 901.3 | 908.7 | 2,092.7 |
| Cash and cash equivalents, and restricted cash at end of period (2) | $428.6 | $901.3 | $908.7 |
Paragraphs:
MICROCHIP TECHNOLOGY INCORPORATED AND SUBSIDIARIES CONSOLIDATED STATEMENTS OF CASH FLOWS (in millions)
Schedule of restricted cash:
(2) During the fiscal year ended March 31, 2019, the Company adopted ASU 2016-18 - Statement of Cash Flows: Restricted Cash. The following table presents the balance of restricted cash which consists of cash denominated in a foreign currency and restricted in use due to a foreign taxing authority requirement (in millions):
Question:
What was the percentage change in Cash and cash equivalents, and restricted cash at end of period between 2018 and 2019?
Answer: (428.6-901.3)/901.3 = -52.45