Mastering Decimal Addition Techniques

The video tutorial introduces the concept of decimals, starting with a review of place values and multi-digit addition. It then demonstrates how to add decimals using estimation and alignment of decimal points. The tutorial also uses models to visualize decimal addition, providing step-by-step examples. Finally, it offers practice problems to reinforce the concepts learned.

What is the place value of the digit 6 in the number 269?

• Ones

• Tens

• Hundreds

• Thousands

Tags

CCSS.4.NBT.A.1

When adding 9 and 8, what is the digit in the ones place of the result?

• 6

• 7

• 8

• 9

Tags

CCSS.2.OA.C.3

What is the sum of 6 and 7?

• 14

• 11

• 12

• 13

Tags

CCSS.1.OA.A.1

What is the sum of 8 and 7?

• 14

• 15

• 16

• 17

Tags

CCSS.1.OA.A.1

What is the first step when adding decimals?

• Carry over the tens

• Add the digits

• Estimate the sum

• Line up the decimal points

Tags

CCSS.5.NBT.B.7

What is the estimated sum of 44.2 and 33.1?

• 77

• 76

• 75

• 78

What is the sum of 1.2 and 0.7?

• 2.1

• 2.0

• 1.9

• 1.8

Tags

CCSS.6.NS.B.3

How many tenths are there in 1.2?

• 12

• 10

• 2

• 1

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the sum of 2.05 and 1.87?

• 3.62

• 3.72

• 3.92

• 3.82

Tags

CCSS.6.NS.B.3

What is the sum of 14.95 and 10.39?

• 27.34

• 26.34

• 25.34

• 24.34

Tags

CCSS.6.NS.B.3