Adding With an Open Number Line 2 digits
Flashcard
•
Mathematics
•
2nd Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an open number line?
Back
An open number line is a straight line with numbers placed at equal intervals, used to help visualize addition and subtraction.
Tags
CCSS.5.NBT.B.7
2.
FLASHCARD QUESTION
Front
How do you add two-digit numbers using an open number line?
Back
You start at the first number, then jump forward in increments to add the second number.
Tags
CCSS.1.NBT.C.4
CCSS.2.MD.B.6
3.
FLASHCARD QUESTION
Front
What is 44 + 11? (Try it on an open number line)
Back
55
Tags
CCSS.1.NBT.C.4
CCSS.2.MD.B.6
4.
FLASHCARD QUESTION
Front
What is 62 + 27? (Try it on an open number line)
Back
89
Tags
CCSS.1.NBT.C.4
CCSS.2.MD.B.6
5.
FLASHCARD QUESTION
Front
What is 43 + 22? (Try it on an open number line)
Back
65
Tags
CCSS.1.NBT.C.4
CCSS.2.MD.B.6
6.
FLASHCARD QUESTION
Front
What is 34 + 41? (Try it on an open number line)
Back
75
Tags
CCSS.1.NBT.C.4
CCSS.2.MD.B.6
7.
FLASHCARD QUESTION
Front
What is 77 + 21? (Try it on an open number line)
Back
98
Tags
CCSS.1.NBT.C.4
CCSS.2.MD.B.6
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