Tel: 604 688 5421
Fax: 604 688 5132
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BDO Canada LLP
600 Cathedral Place
925 West Georgia Street
Vancouver BC V6C 3L2 Canada

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the use of our report dated March 27, 2017 relating to the consolidated financial statements of First Mining Gold Corp. (formerly First Mining Finance Corp.) and its subsidiaries (“First Mining”) appearing in this Annual Report on Form 40-F of First Mining for the year ended December 31, 2017.

/s/ “BDO Canada LLP”

Chartered Professional Accountants
Vancouver, Canada

March 21, 2018

BDO Canada LLP, a Canadian limited liability partnership, is a member of BDO International Limited, a UK company limited by guarantee, and forms part of the international BDO network of independent member firms.