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Calculate the number 1504

NUMBERMANIA: Calculate the number 1504 using numbers [7, 4, 8, 8, 15, 309] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 10

The first user who solved this task is Nasrin 24 T.

#brainteasers #math #numbermania

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Erastus Brigham Bigelow

Born 2 Apr 1814; died 6 Dec 1879 at age 65. American industrialist, noted as the developer of the power loom for making lace and many types of carpet. At the age of 23 he invented his first loom for making coach lace (20 Apr 1837). Bigelow followed this with other power looms for weaving a variety of figured fabrics, tapestry carpeting, and ingrain carpeting. He obtained a patent for a power carpet loom on 26 May 1842. On 10 Apr 1845, he recieved the first U.S. patent for gingham manufacturing machinery. In 1861, he was a member of the committee that founded the Massachusetts Institute of Technology (MIT).

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