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Greatest Number of Participants Solving Single-Digit Mental Arithmetic Addition Problems (Four Rows) Simultaneously in 30 Minutes
MCC Public School
24-Jul-2026
The Greatest Number of Participants Solving Single-Digit Mental Arithmetic Addition Problems (Four Rows) Simultaneously in 30 Minutes counted to 474 participants and collectively solved 1,27,859 problems, was set and organized by MCC Public School in Chennai District, Tamil Nadu, India on July 24, 2026.
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