Kindergarten Math · Counting & Cardinality

Compare numbers to 10

Use this for “Which row has more counters? How many more?”

Picture

First rowSecond row3 more
First row has 3 more.
Second row has 3 fewer.
Each line joins a pair. The extras have no partner.
This is an example. Type the numbers from your problem to start.
First row
example
Second row
example
Left over
worked out

Number sentences

Match 7 and 4: 3 left over

Good to know

•
Match each counter with one in the other row.
•
The row with counters left over has more.
•
If none are left over, the groups are equal.

Step-by-step

WE KNOW
First row: 7 Second row: 4
FIND
left over
Step 1 · Find left over
Match 7 and 4: ? left over
Match the counters in pairs. Count the solid ones left over.
7 − 4
7 is more than 4
Count on from 4: 5, 6, 7 → 3
Left over: 3
Check
Put the numbers back in. Both sides should match.
7 − 4 = 3 ✓
Topic check
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