These are Wehrmacht banknotes issued in 1944. The denominations were 1, 5, 10 and 50RM. The banknotes of the previous issue (1942) were still valid, though 1RM got a new look. 1942 banknotes are also available here.

Characteristics of 1944 issue:
denominations: 1, 5, 10 and 50 Reichsmark (RM)
two-sided print
no watermark, but 50RM banknotes had serial numbers
 
For comparison characteristics of 1942 issue:
denominations: 1, 5 and 10 Reichspfennig (Rpf) and 1 and 2 Reichsmark (RM)
one-sided print
watermark protection, but no serial numbers
 
German soldiers would not be using civilian money outside of the Reich. They used special banknotes issued to all members of the Wehrmacht. Merchants could exchange them to local currency (each occupied territory had its own) at dedicated financial offices. 
 
The war-time pay stretched from ~RM100 for Private (Schütze) to ~RM1700 for a General (some allowances came on top). Soldat could have an evening full of joy and fun for ~5RM.
 
Prices for reference:
Mercedes 540K - RM 42,000
Volkswagen - RM 900
Fountain Pen - RM 10
Wrist watch - RM 10
Portable typewriter (Olympia) - RM 127.5
Pack of cigarettes (12pcs) - RM 3.33 
1kg of bread - 35 Pf 
1kg of pork - RM 1.60
0.25kg of butter - 60 Pf
Bottle of beer - 25 Pf (in a bar)
Shot of cognac - 20 Pf (in a bar)
Adolf Hitler's salary was RM 1500 a month. Skilled worker in heavy industry earned ~RM 180 per month.