David took 10 1/2 hours over 3 days to build airplane. he spent 3 1/4 hrs the firsr day and 4 2/3 hours the second day. how many hours did he spend the third day to finish?

Ana’s dachshund weighed 5 5/8 pounds when it was born . by age 4 the dog weighed 6 times as much. fill each box with a number or symbols from the list to show how to find the weight of ana’s dog at age 4 . not all numbers and symbols my be used