Cogito
Grade 1 Math · Chapter 9 · Lesson 8
Telling Time to the Hour
Read a clock when the long hand points straight up.
10 problems · about 13 minutes · 1.MD.B.3
Figure — use these to answer the problems
Warm-Up Review
From earlier lessons. Loosen up before the new work.
4 problemsFrom “Fourths and Quarters”
How many fourths make one whole?
AnswerFrom “Halves”
How many equal shares are in a half?
AnswerFrom “Shapes Inside Shapes”
How many triangles make one trapezoid?
AnswerFrom “Making New Shapes”
How many triangles fill one hexagon?
Answer
Warm Up
Straightforward practice. Get the method working first.
3 problemsShort hand on 4, long hand up. What hour?
AnswerHow is 6 o’clock written?
- 6:00
- 6:30
Short hand on 5, long hand up. What hour?
Answer
Build It Up
The same ideas with more to keep track of.
1 problemShort hand on 12, long hand up. What hour?
Answer
Stretch Yourself
Mixed problems. Work out what kind of question it is before you start.
2 problemsWhich hand tells the hour?
- The short hand.
- The long hand.
School Starts
The short hand is on 9 and the long hand is up. What hour?
Answero’clock