Doubling Small Numbers: 1+1, 2+2, 3+3
Practice adding the same small number twice
Doubling Small Numbers: 1+1, 2+2, 3+3
Practice adding the same small number twice
Math - Grade K-1
- 1
What is 1 + 1?
Hold up 1 finger on each hand and count them all.
1 + 1 = 2. One and one more make two. - 2
What is 2 + 2?
2 + 2 = 4. Two and two more make four. - 3
What is 3 + 3?
Count 3 objects, then count 3 more objects.
3 + 3 = 6. Three and three more make six. - 4
Fill in the blank: 1 + 1 = ____.
1 + 1 = 2. The missing number is 2. - 5
Fill in the blank: 2 + 2 = ____.
Start at 2 and count 2 more: 3, 4.
2 + 2 = 4. The missing number is 4. - 6
Fill in the blank: 3 + 3 = ____.
3 + 3 = 6. The missing number is 6. - 7
There is 1 red balloon and 1 blue balloon. How many balloons are there in all?
Count both balloons together.
There are 2 balloons in all because 1 + 1 = 2. - 8
There are 2 cats on a rug and 2 cats on a chair. How many cats are there in all?
There are 4 cats in all because 2 + 2 = 4. - 9
There are 3 blocks in one stack and 3 blocks in another stack. How many blocks are there in all?
Count the first stack, then keep counting the second stack.
There are 6 blocks in all because 3 + 3 = 6. - 10
Circle the doubles fact that equals 4: 1 + 1, 2 + 2, or 3 + 3.
The doubles fact that equals 4 is 2 + 2. - 11
Circle the doubles fact that equals 6: 1 + 1, 2 + 2, or 3 + 3.
Think about which double makes the biggest number.
The doubles fact that equals 6 is 3 + 3. - 12
Circle the doubles fact that equals 2: 1 + 1, 2 + 2, or 3 + 3.
The doubles fact that equals 2 is 1 + 1. - 13
Draw dots to show 2 + 2. Then write the answer.
Draw two dots in one group and two dots in another group.
A correct drawing shows 2 dots and 2 more dots. The answer is 4. - 14
Draw dots to show 3 + 3. Then write the answer.
A correct drawing shows 3 dots and 3 more dots. The answer is 6. - 15
Write the answers: 1 + 1 = ____, 2 + 2 = ____, 3 + 3 = ____.
Use the doubles facts you practiced.
The answers are 1 + 1 = 2, 2 + 2 = 4, and 3 + 3 = 6.