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Making 100 with 2 Numbers (A) (multiples of 10) WORKSHEET
Suitable for Grades: 1st Grade
CCSS: 1.NBT.C.4, 1.OA.D.8
CCSS Description: Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.
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 = �.
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 = �.
Making 100 with 2 Numbers (A) (multiples of 10) WORKSHEET DESCRIPTION
students will complete number bonds to 100 throughout this worksheet. We have provided one number to which children must find the number bond to 100 pairs. All numbers are multiples of ten.
All our primary resources include space for students' names and the date.
