Cogito
Kindergarten Math · Chapter 1 · Lesson 4
Writing Numbers
The squiggle that means how many.
10 problems · about 8 minutes · K.CC.A.3
What this lesson teaches
The child matches written numerals 0 to 20 to quantities.
- A numeral is a short way of writing how many.
- Count first, then find the matching numeral.
- 0 means none.
Warm-Up Review
From earlier lessons. Loosen up before the new work.
4 problemsReview — Sixteen to Twenty: Ten and eight more is?
Answer 18
Why Eighteen.
Review — Eleven to Fifteen: Ten and three more is?
Answer 13
Why Thirteen.
Review — Counting to Ten Again: How many? 🐟🐟🐟🐟🐟🐟
Answer 6
Why Six.
Review — Sixteen to Twenty: What comes after fifteen?
Answer 16
Why Sixteen.
Warm Up
Straightforward practice. Get the method working first.
3 problemsHow many? ⭐⭐⭐⭐⭐⭐⭐
Answer 7
Why Seven.
How many? 🍎🍎🍎🍎
Answer 4
Why Count, then write it.
A card says 12. How many?
Answer 12
Why Read the numeral.
Build It Up
The same ideas with more to keep track of.
2 problemsNothing at all. What numeral?
Answer 0
Why Zero.
A card says 15. How many?
Answer 15
Why Fifteen.
Stretch Yourself
Mixed problems. Work out what kind of question it is before you start.
1 problemThe Card: A card says 9. How many things is that?
Answer 9
Why Nine.