Additions et soustractions 1 - en PDF

To find the mystery number, the student must carry out the numerous mathematical operations; the number remaining at the end is the one we have been looking for. Consequently, even after the very first computation, the student knows if he or she is on the right track and won't lose time on an incorrect method. These documents may be quite useful in order to consolidate mathematical methods and learnings. The exercises are also introduced in progressive order of difficulty. The answer key is sold separately.

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