What is a doubles + 1 fact?
Doubles + 1

Flashcard
•
Mathematics
•
3rd Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A doubles + 1 fact is a math equation where you take a number, double it, and then add 1. For example, 4 + 1 = 5 is a doubles + 1 fact because 4 doubled is 8, and 8 + 1 = 9.
2.
FLASHCARD QUESTION
Front
What is 8 + _____ = 17?
Back
9
3.
FLASHCARD QUESTION
Front
What is 5 + 6?
Back
11
4.
FLASHCARD QUESTION
Front
Which of these is a doubles + 1 fact: 5 + 6, 8 + 9, 10 + 11, or 5 + 10?
Back
5 + 6 is a doubles + 1 fact.
5.
FLASHCARD QUESTION
Front
What is 7 + 8?
Back
15
6.
FLASHCARD QUESTION
Front
What is the doubles + 1 fact for the number 6?
Back
5 + 6 = 11.
7.
FLASHCARD QUESTION
Front
If 3 + 4 = 7, what doubles + 1 fact does it represent?
Back
3 + 4 is a doubles + 1 fact because 3 doubled is 6, and 6 + 1 = 7.
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