In this subtraction facts learning exercise, 4th graders solve 40 basic subtraction facts. Subtraction facts include both single and double-digit numbers.
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Study Jams! Relate Addition & Subtraction
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
1st - 4th Math CCSS: Adaptable