Which Addition Strategy?

What is the best strategy to solve this question?

• Jump Strategy

• Friends of 10

• Partition

• Counting On

Tags

CCSS.1.OA.A.1

What is the best strategy to solve this question?

• Partition

• Jump Strategy

• Friends of 10

• Counting On

Tags

CCSS.1.OA.C.6

What is the next step in this strategy?

• 64 + 20 =

• 4 + 20 =

• 60 + 20 =

• 6 + 24 =

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is this strategy called? And what is the answer?

• Jump Strategy and 30

• Partition Strategy and 32

• Jump Strategy and 32

• Partition Strategy and 30

Tags

CCSS.2.NBT.B.7

How do I solve 11 + 15 = using the jump strategy?

• 
• 

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Which is the 'easy way' to rewrite this question using partition strategy?

• 90 + 4

• 71 + 2 + 5 =

• 90 + 6 =

• 25 + 7 + 1

Tags

CCSS.2.NBT.B.7

What is my next step using this strategy?

• 40 + 3 =

• 60 + 9 =

• 20 + 6 =

• No more steps, I have my answer.

Tags

CCSS.2.NBT.B.6

Which strategy is best to solve this question?

• Friends of 10

• Partition

• Jump Strategy

Tags

CCSS.2.OA.A.1

Which answer is correct to finding 24 + 24 =?

• 
• 

Tags

CCSS.2.OA.A.1

How could I break up my number to do the jump strategy?

Tags

CCSS.2.NBT.B.5