1. Addition Algorithm for Decimals 2.35 + 4.92

2. Addition Algorithm for Decimals 2.35 + 4.92 7 Place Value: Start with smallest pieces (hundredths) Basic Fact: 5 hundredths + 2 hundredths = 7 hundredths Basic Fact: 5 + 2 = 7 Rename: not needed

3. Addition Algorithm for Decimals 1 2.35 + 4.92.27 Place Value: tenths Basic Fact: 3 tenths + 9 tenths = 12 tenths Basic Fact: 3 + 9 = 12 Rename: 12 tenths as 1 one + 2 tenths

4. Addition Algorithm for Decimals 1 2.35 + 4.92 7.27 Place Value: ones Basic Fact: 1 one + 2 ones + 4 ones = 7 ones Basic Fact: 1 + 2 + 4 = 7 Rename: not needed

5. Addition Algorithm for Decimals 2.35 + 4.92 2 + 0.3 + 0.05 4 + 0.9 + 0.02

6. Addition Algorithm for Decimals 2.35 + 4.92 7 2 + 0.3 + 0.05 4 + 0.9 + 0.02 0.07

7. Addition Algorithm for Decimals 1 2.35 + 4.92 27 2 + 0.3 + 0.05 4 + 0.9 + 0.02 1.2 + 0.07

8. Addition Algorithm for Decimals 1 2.35 + 4.92 27 1 2 + 0.3 + 0.05 4 + 0.9 + 0.02 0.2 + 0.07

9. Addition Algorithm for Decimals 1 2.35 + 4.92 7.27 1 2 + 0.3 + 0.05 4 + 0.9 + 0.02 7 + 0.2 + 0.07