G45.M1.S7.Q1

What is 56 + 68?

• 104

• 114

• 124

• 134

Solve 76 + 87 + 76 using L - R Addition.

(a)  

• 239
• 219
• 229
• 249

Solve 76 + 87 + 86 + 89 using L -  R Addition.

Solve 23 + 97 + 75 + 86 using L - R Addition.

• 261

• 271

• 281

• 291

What is the Visualization Bubble?

• Helps us know what calculation is happening in our minds.

• Helps us know what is the symbol of addition.

• Helps us know what numbers are used for adding.

Does Visualization Bubble provide a single line of thought?

b

No

Yes

What method do you follow for L-R Addition?