Add the clues together to find the mystery number:

• Number of inches in 2 feet
• Value of a quarter
• Number of legs on five horses
• Days in 3 weeks
• Number of hours in 2 days
• Number of sides on 3 triangles
  

For 4th and 5th graders:
Add the following clues to the result from the above problem:

• Number of days in 12 years
• Number of ounces in 25 pounds
• Number of quarts in 8 gallons
• Number of sides on 10 hexagons