Danny and his classmates placed colored blocks on a scale during a science lab. The red block weighed 1.5 pounds and the yellow block weighed 1.056 pounds. How much more did the red block weigh than the yellow block?

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point