400
Bob is selling lemonade over the three-day weekend. His goal is to sell 100 cups.
He sells 67 on Saturday, 28 on Sunday, and 25 on Monday.
Did he sell enough? Show an estimate and then find the actual answer.
Estimate: 70 + 30 + 25 = 125.
Actual answer 67 + 28 + 25 = 120
Yes, he sold enough!