Jennifer withdrew 10% of her savings from her savings account. She spent 80% of it to buy a dress and had $7 left. How much money did she have in her savings account at first?

dollars

Use the formula: Whole = Part ÷ Percent

The total of withdrew amount of money: 7 ÷ (100% – 80%) = 7 ÷ 20% = $35.00

Thus, the total savings: 35 ÷ 10% = $350.00