Regroup when adding 1-digit numbers by Khan Academy - Classtime

Regroup when adding 1-digit numbers

Regroup when adding 1-digit numbers

Regroup when adding 1-digit numbers

Regroup when adding 1-digit numbers

20 Questions

CCSS.Math.Content.1.NBT.C.4

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Question 1

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Question 12

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Question 13

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Question 15

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Question 16

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Question 17

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Question 18

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Question 19

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Question 20

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