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## 3rd grade foundations (Eureka Math/EngageNY)

### Course: 3rd grade foundations (Eureka Math/EngageNY) >Unit 3

Lesson 1: Topic A, C, D, & E: Foundations

Sal solves word problems by adding the same number many times.

## Want to join the conversation?

• so is repeated addition like multiplication?
• Yes, since multiplication consists of repeatedly adding a number, therefore a multiplication allows you to abbreviate a sum, in order not to repeat the sum of the same numbers.

I hope I have helped...
• so 5+5+5+5+5 is the same as 5*5
• Yes it is. Though if you want to write it extremely short you could just say 5 squared or 5 with a superscript 2
(1 vote)
• what is 100-98= what dis that equal to.
• if you don't know that then the answer is 2
• How do you know when to add objects vertically or horizontally in repeated addition?
• What 144 x8845
• 1273680
• im in 5th grade and dont get it
• cool we don't care
(1 vote)
• so B and C were correct on reapeated additon?
• All you have to do is flip the numbers around and then you will get (11)
• what is 9 +9
(1 vote)
• 9 + 9 = squidward eating a burrito

jk it's 18