Find the sum.78 g + 29 g
Find the sum.328 kg + 289 kg
Find the sum.509 L + 293 L
A 3rd grade class sells lemonade to raise money. After selling 58 liters of lemonade in 1 week, they still have 46 liters of lemonade left. How many liters of lemonade did they have at the beginning?