A hedge has grown 7/12 foot over the summer. Silas trimmed 3/4 foot off the hedge. a. One of the fractions should be written as a negative number. Which one is it and why?
b. Find the sum of the two numbers to determine the total change in the hedge's height.

Which of the following best describes the figure?

Agroup of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

To get to school each morning, vanessa takes a horse 19.3319.33 kilometers and a train 2.272.27 kilometers. in total, the journey takes 26.4826.48 minutes. how many kilometers is vanessa's journey in total?