Final answer:
To find out which package weighs more using place value, compare each digit of the decimals starting from the left or right. In this case, compare the tenths places of the weights. The package with the higher digit in the tenths place weighs more.
Step-by-step explanation:
Mrs. Flores can use place value to find which package weighs more by comparing each digit of the decimals starting from the left or right.
In this case, she should compare the tenths places of the weights. The package for Santiago has an 8 in the tenths place, while the package for Sophia has a 2 in the same place. Therefore, the package for Santiago weighs more.