1.NBT.C.4 Worksheets
Part Part Whole Models - Find a Part (Within 10)
Grades: Kindergarten, 1st Grade

Part Part Whole Models - Find a Part (Within 20)
Grades: Kindergarten, 1st Grade

Adding 11 to 2 digit numbers (10 questions)
Grades: 1st Grade, 2nd Grade

Adding 11 to 2 digit numbers (20 questions)
Grades: 1st Grade, 2nd Grade

Adding 11 to 2 digit numbers (50 questions)
Grades: 1st Grade, 2nd Grade

Adding 2 digit numbers without regrouping (10 questions)
Grades: 1st Grade, 2nd Grade

Adding 2 digit numbers without regrouping (20 questions)
Grades: 1st Grade, 2nd Grade

Adding 2 digit numbers without regrouping (50 questions)
Grades: 1st Grade, 2nd Grade

Adding 5 to 2 digit numbers (10 questions)
Grades: 1st Grade, 2nd Grade

Adding 5 to 2 digit numbers (20 questions)
Grades: 1st Grade, 2nd Grade

Adding 5 to 2 digit numbers (50 questions)
Grades: 1st Grade, 2nd Grade

Adding 6 to 2 digit numbers (10 questions)
Grades: 1st Grade, 2nd Grade

Adding 6 to 2 digit numbers (20 questions)
Grades: 1st Grade, 2nd Grade

Adding 6 to 2 digit numbers (50 questions)
Grades: 1st Grade, 2nd Grade

Adding 7 to 2 digit numbers (10 questions)
Grades: 1st Grade, 2nd Grade

Adding 7 to 2 digit numbers (20 questions)
Grades: 1st Grade, 2nd Grade

Adding 7 to 2 digit numbers (50 questions)
Grades: 1st Grade, 2nd Grade

Adding 8 to 2 digit numbers (10 questions)
Grades: 1st Grade, 2nd Grade

Adding 8 to 2 digit numbers (20 questions)
Grades: 1st Grade, 2nd Grade

Adding 8 to 2 digit numbers (50 questions)
Grades: 1st Grade, 2nd Grade

Adding 9 to 2 digit numbers (10 questions)
Grades: 1st Grade, 2nd Grade

Adding 9 to 2 digit numbers (20 questions)
Grades: 1st Grade, 2nd Grade

Adding 9 to 2 digit numbers (50 questions)
Grades: 1st Grade, 2nd Grade

Adding mulitples of 10 to a 2 digit number (10 questions)
Grades: 1st Grade, 2nd Grade

Adding mulitples of 10 to a 2 digit number (20 questions)
Grades: 1st Grade, 2nd Grade

Adding mulitples of 10 to a 2 digit number (50 questions)
Grades: 1st Grade, 2nd Grade

Adding mulitples of 5 to a 2 digit number (10 questions)
Grades: 1st Grade, 2nd Grade

Adding mulitples of 5 to a 2 digit number (20 questions)
Grades: 1st Grade, 2nd Grade

Adding mulitples of 5 to a 2 digit number (50 questions)
Grades: 1st Grade, 2nd Grade

Adding Single Digits to Two Digit Numbers (No Regrouping)
Grades: 1st Grade, 2nd Grade

Adding Single Digits to Two Digit Numbers (With Regrouping)
Grades: 1st Grade, 2nd Grade

Addition Coloring (C)
Grades: 1st Grade, 2nd Grade

Addition Coloring (D)
Grades: 1st Grade, 2nd Grade

Addition Drills with three numbers (A)
Grades: 1st Grade, 2nd Grade

Addition Grids (Adding Single Digits to Multiples of 10)
Grades: 1st Grade, 2nd Grade

Addition Tables (2 digits)
Grades: 1st Grade, 2nd Grade

Addition Tables (Multiples of 5)
Grades: 1st Grade, 2nd Grade

Addition using Decomposition (A)
Grades: 1st Grade, 2nd Grade

Addition using Decomposition (B)
Grades: 1st Grade, 2nd Grade

Addition Using Number Cubes (C)
Grades: 1st Grade, 2nd Grade

Addition Using Number Cubes (D)
Grades: 1st Grade, 2nd Grade

Addition Using Number Cubes (E)
Grades: 1st Grade, 2nd Grade

Addition Wheels (1 digit to 2 digits)
Grades: 1st Grade, 2nd Grade

Addition Wheels (adding ones to 3 digit numbers)
Grades: 1st Grade, 2nd Grade

Doubling Numbers Up to 20 - Addition
Grades: 1st Grade, 2nd Grade

Doubling using Pictorial Representation
Grades: 1st Grade, 2nd Grade

Emoji Number Bonds to 20
Grades: 1st Grade

Making 100 with 2 Numbers (A) (multiples of 10)
Grades: 1st Grade

Making 100 with 2 numbers (B) (multiples of 5)
Grades: 1st Grade

Making 100 with 2 numbers (blanks)
Grades: 1st Grade

Making 100 with 2 numbers (C)
Grades: 1st Grade

Matching sums to 100 (A)
Grades: 1st Grade, 2nd Grade

Matching sums to 100 (B)
Grades: 1st Grade, 2nd Grade

Matching sums to 100 (C)
Grades: 1st Grade, 2nd Grade

Number bond to 100 Drills (A) (10 questions)
Grades: 1st Grade, 2nd Grade

Number bond to 100 Drills (A) (20 questions)
Grades: 1st Grade, 2nd Grade

Number bond to 100 Drills (A) (50 questions)
Grades: 1st Grade, 2nd Grade

Part Part Whole to 100
Grades: 1st Grade, 2nd Grade
