Once a ponytail is cut it can be weighed on a scale.- If Jessica's hair weighs 13 ounces and Heather's hair weighs 9 ounces, how many more ounces does Jessica's hair weigh?
- If Jordan's hair weighs 14 ounces and Casey's hair weighs 10 ounces, how much does their hair weigh in all?
NCTM Standard: Measurement
NCTM Standard: Number and Operations
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