SME
Kindergarten Math · Operations & Algebraic Thinking
Add and subtract within 10
Use this for “3 frogs sit on a log. 4 more hop on. How many frogs?”
Picture
3 + 4 = 7
● First group ○ Second group
This is an example. Type the numbers from your problem to start.
First group
+
Second group
=
In all
Number sentences
3 + 4 = 7
Good to know
•
Put the two groups together. Count them all.
•
Adding puts two groups together.
Step-by-step
WE KNOW
First group: 3
Second group: 4
FIND
in all
Step 1 · Find in all
3 + 4 = ?
Start at the first group. Count on the second group.
Count on from 3: 4, 5, 6, 7
In all: 7
Check
Put the numbers back in. Both sides should match.
3 + 4 = 7 ✓
Topic check
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