Using doubles
Use the doubles to find the answers! The math worksheet shows your child how to make addition problems a little easier by doubling a 1-digit number and adding one to quickly find their answer. For example, 6+7 is faster as 6+6=12, then +1=13.
MATH | GRADE: 1st
Skills
Addition to 20, Associative property of addition, Math shortcuts, Mental mathCommon Core Standards:
CCSS.Math.Content.1.OA.B.3, CCSS.Math.Content.1.OA.C.6
This worksheet originally published in .
