Select C1

3, press Ctrl+X (to Cut), select the upper left corner where you want to paste it to and press Ctrl+V. You can also, if you want, just Cut and Paste the formulas, that is select D1

3; press Ctrl+X (to Cut), select the upper left corner where you want to paste it to and press Ctrl+V.
Please note that Ctrl+X means a two key operation, Ctrl and X. The plus sign should not be entered.