Review Lesson #3- Addition & Subtraction
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Last updated over 4 years ago
2 questions
1
3,431 + 269= _____________ (Please show two strategies)
3,431 + 269= _____________ (Please show two strategies)
1
34, 122 + 999 = (Please show two strategies)
34, 122 + 999 = (Please show two strategies)