In this lesson, we will learn how to identify, describe, and make addition patterns using methods such as addition tables.
Q1:
Complete the pattern: 9=9,9+11=20,9+11+13=33,…,….
Q2:
Look at the table.
Draw a circle around the result of 4+5 and a square around the result of 5+4.
What do you notice?
What property of addition does this show?
Q3:
Consider the addition sentence 2+11=13 and complete the following.
The addends are .
The sum is .
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