Find number abc
[7821] Find number abc - If 6cba7 - a8779 = bb6c8 find number abc. Multiple solutions may exist. - #brainteasers #math - Correct Answers: 1
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Find number abc

If 6cba7 - a8779 = bb6c8 find number abc. Multiple solutions may exist.
Correct answers: 1
#brainteasers #math
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The Only Country

The United States is the only country where a housewife hires a woman to do her cleaning, so she can do volunteer work at the day care, where the cleaning woman leaves her child.
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Edward Griffith Begle

Born 27 Nov 1914; died 2 Mar 1978 at age 63. American mathematician, a topologist, who led development of “new math.” When the Soviet Union launched the Sputnik satellite (1957), beating the U.S. into space, the effectiveness of science and mathematics education in American schools came under scrutiny. Begle's idea was to replace the traditional focus on mathematics as memorization and algorithmic computation. Instead, he designed a program to emphasise the fundamental importance of understanding the principles of mathematics. He directed (1958-72) the School Mathematics Study Group, funded by the National Science Foundation. SMSG produced teaching materials for all grade levels with this approach. Ultimately, initiating lasting reform through teachers was unsuccessful.«
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