How many tablespoons is 290 g of butter?

To convert grams to tablespoons for butter, you need to know the density of butter. The density of butter is approximately 0.911 g/mL, which means that 290 g of butter is equivalent to 290 g / 0.911 g/mL = 318 mL.

1 tablespoon = 14.79 mL, so 290 g of butter is equivalent to 318 mL / 14.79 mL/tablespoon = 21.47 tablespoons (approximately 21 tablespoons).