Multiply. \( 7.157 \times 100 \)

When you multiply \( 7.157 \) by \( 100 \), you simply shift the decimal point two places to the right. So, \( 7.157 \times 100 = 715.7 \). It's like giving your number a little boost into the hundreds! In real life, this kind of multiplication can come in handy—like when you're calculating prices or totals! Imagine shopping: if you find an item priced at $7.157 and you want to buy 100 of them for a party, you'd quickly realize you're looking at a total of $715.70. That's a party to remember!