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The Comprehension of fact families skill in Grade 1 Addition & Subtraction learning refers to the ability of students to understand and apply the relationship between addition and subtraction. Students learn that numbers in a set can be combined in different ways to form addition facts and that these same numbers can be used to solve related subtraction problems.
Mastery of the Comprehension of fact families at an early age significantly improves a student's ability in arithmetic operations, such as addition and subtraction, and later multiplication and division. It enhances their understanding of the relationship between numbers, thereby improving problem-solving skills, mathematical fluency, and confidence in mathematics, which are critical for future academic success in math-related subjects.
To test a Grade 1 student's comprehension of fact families skills, provide them with simple addition and subtraction equations within the same family, such as 2 + 3 = 5, 3 + 2 = 5, 5 - 2 = 3, and 5 - 3 = 2.