Suitable for Grades: 1st Grade, 2nd Grade
CCSS: 1.OA.D.8, 2.NBT.B.5
CCSS Description: Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = � – 3, 6 + 6 = �.
Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
students will complete addition with a sum of 35 throughout this worksheet. We have provided one number to which children must add a single digit to in order to complete the number bond to 35.
All our primary resources include space for students' names and the date.