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Cogito

Pre-K Math · Chapter 4 · Lesson 1

Practice Worksheet

Sorting by Colour

Putting the same ones together.

10 problems · about 6 minutes · PK.MD.2

NameDate

Figure — use these to answer the problems

Two piles. Which pile has more?

Red pile

4

Blue pile

3

4 is greater than 3.

Red pile4

Blue pile3

Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

5 problems

1
From “Shape Hunt”
A plate is what shape?
- A circle.
- A square.
From “Rectangles”
How many sides does a rectangle have?
Answer
From “Triangles”
How many corners does a triangle have?
Answer
From “Circles and Squares”
How many corners does a square have?
Answer
From “Counting a Jumble”
How many? ●●●●●●●●
Answer

Warm Up

Straightforward practice. Get the method working first.

2 problems

🔵🔵🔵🔴. How many blue?
Answer
🔴🔴🔵. How many red?
Answer

Build It Up

The same ideas with more to keep track of.

1 problem

🔴🔵🔵🔵. How many blue?
Answer

Stretch Yourself

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

2 problems

🔴🔴🔵. How many altogether?
Answer
The Socks
Three red socks and two blue. How many red?
Answer