Create a card with variance

Hi Dojo Team,

I'm new in domo and started to explore it. I need your help while creating a crosstab chart or Table chart like below image.

I have three column which inlcude Date, Additions, Depreciation. From all these three column, I want to calcualate variance between two months like below table.

Additions during the year394182139.1321631631.272550507.8
Depreciation for the year-433876572-352870676-81005897


Please help me grow, learn by putting your valuable ideas and suggestion on this question.