Mentally adding and subtracting
Find the missing number! This math worksheet gives your child practice filling in the blanks in addition and subtraction equations up to 20.
MATH | GRADE: 1st
Skills
Adding to 20, Mental math, Subtracting within 20Common Core Standards: Grade 1 Operations & Algebraic Thinking, Grade 1 Number & Operations in Base Ten
CCSS.Math.Content.1.OA.D.8, CCSS.Math.Content.1.NBT.C.4
This worksheet originally published in Math Made Easy for 1st Grade by © Dorling Kindersley Limited.
