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Cogito

Kindergarten Math · Chapter 7 · Lesson 1

Practice Worksheet

Counting by Ones to a Hundred

The pattern that keeps repeating.

10 problems · about 9 minutes · K.CC.A.1, K.CC.A.2

NameDate

Figure — use these to answer the problems

Tap numbers. Look at how each row works the same way.
Numbers 1 to 100, ten in each row. 42 is chosen.
Chosen number42
Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

4 problems

  1. From “Comparing Teen Numbers”

    Which is bigger, 14 or 18?

    Answer

  2. From “Building Teen Numbers”

    10 + 5 = ?

    Answer

  3. From “Ten and Some More”

    18 is 10 and how many?

    Answer

  4. From “Sums That Make Ten”

    3 + ? = 10

    Answer

Warm Up

Straightforward practice. Get the method working first.

3 problems

  1. What comes after 49?

    Answer

  2. What comes after 39?

    Answer

  3. What comes after 55?

    Answer

Build It Up

The same ideas with more to keep track of.

2 problems

  1. What comes after 99?

    Answer

  2. What comes after 70?

    Answer

Stretch Yourself

Mixed problems. Work out what kind of question it is before you start.

1 problem

  1. The Next Number

    What comes after 29?

    Answer