Ray's New Primary Arithmetic · Lesson LXXXV · Unit 8: Money, weights and measures
85. Long measure: inches, feet, yards and miles
Goal: Your child knows inches, feet, yards and miles, and measures real things.
You'll need
- A ruler, a yardstick or tape measure
- A slate, small whiteboard or paper and pencil
What's in the book
The table: 12 inches make 1 foot; 3 feet make 1 yard; 5½ yards make 1 rod; 320 rods make 1 mile. Then problems about desks, sidewalks, cloth, bricks and stairs.
The lesson, step by step
Measure the room
Measure a table, a door and your child's height in inches, then in feet.
The table
Read it. The rod is old; the rest are still used. A mile is 5,280 feet.
Book problems
Work through the page.
Afterwards
Pace out a yard, then a room, then a walk.
Answers to the book's problems
1. 36, 60, 84 inches. 2. 2, 4, 8 feet. 3. 12, 24, 30 feet. 4. 3, 5, 9 yards. 5. 640, 960 rods. 6. 12 inches. 7. 18 yards. 8. 60 feet. 9. 2 yards. 10. 5 feet. 11. 9 bricks. 12. 8 feet. 13. 3 miles.
Worked out for this site from the scan. If a number in your copy differs, trust the book.