Word: subtractions
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Dates: during 1990-1999
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Many parents think their babies are geniuses. Now a report in Nature argues -- not altogether convincingly -- that tots can actually add and subtract at five months. After showing objects to infants, a psychologist hid the objects with a screen; she then reached behind the screen to add or remove one. But she added or subtracted objects surreptitiously as well. When the screen was lifted, the infants stared longer at a wrong number of objects than they did when the result was correct. Conclusion: they were doing a double take. Ah, science...
...among other things, a list of numbers ostensibly related to JFK's academic record at Choate. It does not take a math concentrator to see the pattern: "two ... two ... 65 ... 110." Drop the zero from 110 and you have 11. Put two and two together to get 22. Subtract one of the twos from...
ESTIMATED ANNUAL INCOME--Two "classes," 1500 students per "class," an average of $40,000 per "student": $120 million. Subtract $10 million for upkeep, wet bar and framed diplomas. Add $10 million windfall for axing professor salaries...
...University of Alabama in Birmingham programs, older kids stage plays and operettas; younger ones play with blocks as a means of learning how to add and subtract. Says director Virginia Marsh: "We have never had a discipline problem. The children are so busy doing things that they don't have time to get bored...
...these numbers are based on a series of extrapolations. First, calculate the approximate number of enemy troops on hand at the beginning of the war. Then, subtract the number of prisoners and the estimated total of deserters. Finally, apply to the remaining force standard ratios: of each 10 soldiers engaged, say, so-and-so many can be counted as killed, so-and-so many wounded...