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4 वर्षातून एकदा 'हॅप्पी बर्थ डे'... जाणून घ्या लीप वर्षाचं गणित - Marathi News | Happy Birthday once in 4 years ... Learn leap year in maths | Latest national Photos at Lokmat.com

राष्ट्रीय :4 वर्षातून एकदा 'हॅप्पी बर्थ डे'... जाणून घ्या लीप वर्षाचं गणित

leap year came in every fourth year, 29 February is a leap year day. So, 29 frebruary cames in after every four year. So, celebration of 29 april is once in fourth ...