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Estimate Decimal Quotients

In this video, Alex learns how to estimate a division problem when both numbers are decimals.

Mental Math: Multiply Multiples of 10

In this video, Alex learns how to multiply large multiples of ten using smaller numbers.

MESSENGER to Enter Mercury's Orbit to Find Clues to the Mysteries of the Planet

Mercury mission coincides with journey of New Horizons as it crosses the orbit of Uranus by Catherine McNiff Related Links Space Shuttle TimelineSpace Shuttle (Encyclopedia) Space…

Animated Math Video: Compare Decimals Grade 5

In this video, Emily, Alex and Marta learn how to compare different decimal values.

Add Using Mental Math

In this video, Alex learns how to add 3-digit numbers uses mental math to add hundreds.

Multiply 4-Digit by 1-Digit Numbers

In this video, Alex and Marta learn how to multiply 4-digit numbers and 1-digit numbers using place values.

John Wilkerson KENDALL, Congress, KY (1834-1892)

KENDALL, John Wilkerson, (father of Joseph Morgan Kendall), a Representative from Kentucky; born in Morgan County, Ky., June 26, 1834; attended the common schools and Owingsville Academy;…

Bermuda Chiefs of State & Cabinet Members

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Northern Pacific Railway

(Encyclopedia) Northern Pacific Railway, former American rail line, following the northern route from Duluth and St. Paul, Minn., to Seattle, Wash., and Portland, Oreg. The Northern Pacific RR…

Beadle, George Wells

(Encyclopedia) Beadle, George Wells, 1903–89, American geneticist, b. Wahoo, Nebr., grad. Univ. of Nebraska (B.S., 1926; M.S., 1927), Ph.D. Cornell, 1931. Beadle taught (1931–36) biology at the…