1 less 1 more, 10 less 10 more

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by Mr. Boots Goes to School

Price: 200 points or $2 USD

Subjects: math,mathElementary,baseTen

Grades: 1,2

Description: CCSS.MATH.CONTENT.1.NBT.C.5 Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used. In this deck students can practice adding and subtracting 10 lees and 10 more or 1 less and 1 more than the given number. Students will practice random numbers in this deck from 20 to 100.