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Each subtraction is considered as a unit and calculations are made on the basis of the 14 possible correct subtractions, that is 100-93-86-79-72-65-58-51-44-37-30-23-16-9-2. [ 2 ] Similar tests include serial threes where the counting downwards is done by threes, reciting the months of the year in reverse order, or spelling 'world' backwards.
Serial sevens, or spelling "world" backwards. [21] It has been suggested that serial sevens may be more appropriate in a population where English is not the first language. [22] Recall 3 Registration recall Language 2 Naming a pencil and a watch Repetition 1 Speaking back a phrase Complex commands 6 Varies. Can involve drawing figure shown.
A trick to learn to add with nines is to add ten to the digit and to count back one. Since we are adding 1 to the tens digit and subtracting one from the units digit, the sum of the digits should remain the same. For example, 9 + 2 = 11 with 1 + 1 = 2.
The Chisanbop system. When a finger is touching the table, it contributes its corresponding number to a total. Chisanbop or chisenbop (from Korean chi (ji) finger + sanpŏp (sanbeop) calculation [1] 지산법/指算法), sometimes called Fingermath, [2] is a finger counting method used to perform basic mathematical operations.
New York Giants quarterback Tommy DeVito is officially inactive for Thursday's Thanksgiving game against the Dallas Cowboys (4:25 p.m. ET, Fox) due to a forearm injury.
Print/export Download as PDF; Printable version; In other projects ... Primes that remain the same when their decimal digits are read backwards. 2, 3, 5, 7, ...
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