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Whole Numbers - Operations Lessons

Addition Facts: Learn

When you add two numbers together you find how many you have in all.
Addition Facts are shown in the table below.
ZERO
0+0=0 0+1=1 0+2=2 0+3=3 0+4=4
0+5=5 0+6=6 0+7=7 0+8=8 0+9=9
ONE
1+0=1 1+1=2 1+2=3 1+3=4 1+4=5
1+5=6 1+6=7 1+7=8 1+8=9 1+9=10
TWO
2+0=2 2+1=3 2+2=4 2+3=5 2+4=6
2+5=7 2+6=8 2+7=9 2+8=10 2+9=11
THREE
3+0=3 3+1=4 3+2=5 3+3=6 3+4=7
3+5=8 3+6=9 3+7=10 3+8=11 3+9=12
FOUR
4+0=4 4+1=5 4+2=6 4+3=7 4+4=8
4+5=9 4+6=10 4+7=11 4+8=12 4+9=13
FIVE
5+0=5 5+1=6 5+2=7 5+3=8 5+4=9
5+5=10 5+6=11 5+7=12 5+8=13 5+9=14
SIX
6+0=6 6+1=7 6+2=8 6+3=9 6+4=10
6+5=11 6+6=12 6+7=13 6+8=14 6+9=15
SEVEN
7+0=7 7+1=8 7+2=9 7+3=10 7+4=11
7+5=12 7+6=13 7+7=14 7+8=15 7+9=16
EIGHT
8+0=8 8+1=9 8+2=10 8+3=11 8+4=12
8+0=8 8+1=9 8+2=10 8+3=11 8+4=12
NINE
9+0=9 9+1=10 9+2=11 9+3=12 9+4=13
9+5=14 9+6=15 9+7=16 9+8=17 9+9=18

Addition with 0, 1, 2: Practice

What is the Sum of the two Numbers?

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