Subtraction Algorithm for Decimals

1
Subtraction Algorithm for Decimals

• Use the reverse cycle to work out
• 6.27 - 1.35 4.92

2
Subtraction Algorithm for Decimals

• 6.27
• - 1.35
• 2

Place Value identify hundredths Rename not
needed Basic facts 7 5 2

3
Subtraction Algorithm for Decimals

• 5 12
• 6.27
• - 1.35
• .92

Place Value find hundredths Rename not
needed Basic Facts 7 5 2 Place Value find
tenths Rename 1 one 10 tenths Basic Facts 12
3 9

4
Subtraction Algorithm for Decimals

• 5 12
• 6.27
• - 1.35
• 4.92

Place Value find hundredths Rename not
needed Basic Facts 7 5 2 Place Value find
tenths Rename 1 one 10 tenths Basic Facts 12
3 9 Place Value find ones Rename not
needed Basic Facts 5 - 1 4