5.nbt.b.7 RETEACH Decimal addition and operations

21 + 4.09 =

• 4.30
• 6.19
• 25.09
• 16.91

Tags

CCSS.6.NS.B.3

What is the rule for adding decimals?

• Add first
• Line up the decimals first, then fill in with zeros.
• Move the decimal to the right the total amount of numbers after the decimal.
• Subtract

Tags

CCSS.5.NBT.B.7

What is very important when you add decimals?

• just add them
• make sure the addends have the same place values
• line up the decimal point

Tags

CCSS.5.NBT.B.7

Find the difference $18- 3.55

• $14.55
• $14.41
• $14.45
• $14.56

Tags

CCSS.7.NS.A.1C

50 - 8.32

• 41.68
• 42.68
• 41.78
• 41.88

Tags

CCSS.6.NS.B.3