Mentally Add or Subtract 10 and 100 from 3 Digit Numbers

by The Mountain Teacher

Price: 300 points or $3 USD

Subjects: math,mathElementary,additionAndSubtraction,placeValue,baseTen,operationsAndAlgebraicThinking

Grades: 2,3

Description: Searching for an adorable mentally add and subtract 10 or 100 boom deck perfect for 2nd or 3rd grade students? Have students experts at mentally adding and subtracting 10 or 100 from 3 digit numbers in no time! Students and teachers will LOVE these 40 interactive cards, with 40 problems for mentally adding and subtracting 10 or 100. Students will practice place value by looking at 3 digit numbers and mentally adding or subtracting 10 or 100 from the number. Who are these BOOM cards for? These place value boom cards are PERFECT for 2nd graders, or 3rd grade students working on mentally adding and subtracting 10 or 100. Which standards are covered in the 2nd or 3rd grade place value boom cards? - 2.NBT.B.8: Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900. - 3rd Grade Back to School Math Task Cards for 2nd Grade Math Review