. . "Mental arithmetic"@en . _:b7iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b7iddOtlocdOtgovauthoritiessubjectssh85007173 _:b8iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b7iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b8iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b8iddOtlocdOtgovauthoritiessubjectssh85007173 "Mental arithmetic"@en . _:b11iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b11iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b11iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b11iddOtlocdOtgovauthoritiessubjectssh85007173 "Arithmetic, Mental"@en . _:b11iddOtlocdOtgovauthoritiessubjectssh85007173 _:b16iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b16iddOtlocdOtgovauthoritiessubjectssh85007173 _:b17iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b16iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b17iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b17iddOtlocdOtgovauthoritiessubjectssh85007173 "Arithmetic, Mental"@en . _:b20iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b20iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b20iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b20iddOtlocdOtgovauthoritiessubjectssh85007173 "Mental calculation"@en . _:b20iddOtlocdOtgovauthoritiessubjectssh85007173 _:b25iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b25iddOtlocdOtgovauthoritiessubjectssh85007173 _:b26iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b25iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b26iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b26iddOtlocdOtgovauthoritiessubjectssh85007173 "Mental calculation"@en . "150 0$aMental arithmetic" . . . . "Arithmetic"@en . _:b36iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b36iddOtlocdOtgovauthoritiessubjectssh85007173 _:b37iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b36iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b37iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b37iddOtlocdOtgovauthoritiessubjectssh85007173 "Arithmetic"@en . . . . "Mental calculators"@en . _:b45iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b45iddOtlocdOtgovauthoritiessubjectssh85007173 _:b46iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b45iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b46iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b46iddOtlocdOtgovauthoritiessubjectssh85007173 "Mental calculators"@en . . . "Cálculo mental"@es . . . "暗算" . . . "Calcolo mentale"@it . _:b61iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b61iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b61iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b61iddOtlocdOtgovauthoritiessubjectssh85007173 "Arithmetic, Mental"@en . _:b61iddOtlocdOtgovauthoritiessubjectssh85007173 _:b66iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b66iddOtlocdOtgovauthoritiessubjectssh85007173 _:b67iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b66iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b67iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b67iddOtlocdOtgovauthoritiessubjectssh85007173 "Arithmetic, Mental"@en . . . "Calcul mental"@fr . . . "Mental arithmetic" . . . "Mental arithmetic--Study and teaching (Elementary)" . . . . . "Adams, Frederic A[ugustus] Arithmetic" . . . "Bailey, M. A. (Middlesex Alfred), 1856- American mental arithmetic" . . . "Bass, Ernst F. Math shortcuts; arithmetic the quick and easy way" . . . "Beall, Frank Prentice, 1859- Beall's mental arithmetic" . . . "Bradbury, William F. (William Frothingham), 1829-1914 Sight arithmetic" . . . "Brandebourg, Victor Méthode simplifiée de calcul extra-rapide et de calcul mental à l'usage des élèves de l'enseignement primaire" . . . "Bronnikova, A. D. Ustnye vychislenii︠a︡ po arifmetike" . . . "Brooks, Edward, 1831-1912 Methods of teaching mental arithmetic" . . . "Brooks, Edward, 1831-1912 The new normal mental arithmetic" . . . "Brooks, Edward, 1831-1912 The new normal mental arithmetic" . . . "Brooks, Edward, 1831-1912 The normal mental arithmetic" . . . "Brooks, Edward, 1831-1912 The normal mental arithmetic" . . . "Browne, Frank J. 1860- Graded mental arithmetic arranged for use in the public schools from third to eighth grade" . . . "Colburn, Warren, 1793-1833 Colburn's first lessons" . . . "Colburn, Warren, 1793-1833 Colburn's first lessons" . . . "Colburn, Warren, 1793-1833 Intellectual arithmetic" . . . "Colburn, Warren, 1793-1833 Intellectual arithmetic, upon the inductive method of instruction" . . . "Colburn, Warren, 1793-1833 Ka hope no ka helunaau" . . . "Colburn, Warren, 1793-1833 Warren Colburn's first lessons" . . . "Colburn, Warren, 1793-1833 Warren Colburn's First lessons" . . . "Cole, Alva Arithmetic made easy" . . . "Cruttenden, David Henry, 1816-1874 The table-book and mental systematic arithmetic, for beginners" . . . "Cutler, Ann Instant math, based on the Trachtenberg speed system of basic mathematics" . . . "Davies, Charles, 1798-1876 Intellectual arithmetic, being an analysis of the science of numbers" . . . "Davies, Charles, 1798-1876 Intellectual arithmetic: being an analysis of the science of numbers" . . . "Dean, Philotus The intellectual arithmetic" . . . "Dhawan, Mukand Lal, 1880- Cut-short methods in arithmetic" . . . "Eaton, James S. (James Stewart), 1816-1865 An intellectual arithmetic, upon the inductive method" . . . "Eaton, James S. (James Stewart), 1816-1865 Easy lessons in mental arithmetic" . . . "Eaton, James S. (James Stewart), 1816-1865 Easy lessons in mental arithmetic" . . . "Enos, James L. An intellectual and practical arithmetic" . . . "Estimation and mental computation" . . . "Estrada C., J. Victor Aritmética intuitiva; elementos de aritmética" . . . "Francis, George C. Practical problems in mental arithmetic" . . . "French, J. H. (John Homer), 1824-1888 Mental arithmetic" . . . "French, J. H. (John Homer), 1824-1888 Mental arithmetic" . . . "French, J. H. (John Homer), 1824-1888 Mental arithmetic" . . . "Greenleaf, Benjamin, 1786-1864 A key to the New intellectual arithmetic, containing answers and solutions of the more difficult examples in that work" . . . "Greenleaf, Benjamin, 1786-1864 Greenleaf's mental arithmetic" . . . "Greenleaf, Benjamin, 1786-1864 Manual of intellectual arithmetic" . . . "Hagar, D. B. (Daniel Barnard), 1820-1896 Primary lessons in numbers" . . . "Hall, Frank H. The arithmetic reader, for third grade pupils" . . . "Hameister, Ernst Schnellrechnen leicht gemacht!" . . . "Handley, Bill, 1943- Speed mathematics" . . . "Howard, W. J. Doing simple math in your head" . . . "Hull, George W[ashington] Hull's mental arithmetic" . . . "Julius, Edward H., 1952- Rapid math in 10 days" . . . "Kokhba, Mosheh, 1900- Ḥishuv be-ʻal peh ketsad?" . . . "Lane, George, 1964- Brain games" . . . "Leach, Daniel, 1806-1891 An elementary intellectual arithmetic" . . . "Leach, Daniel, 1806-1891 An elementary intellectual arithmetic, containing numerous original contractions in multiplication" . . . "Lemonidis, Charalampos Mental computation and estimation" . . . "Lipkin, Charles Mental multiplication" . . . "McLellan, J. A. (James Alexander), 1832-1907 The public school mental arithmetic" . . . "Milne, William J. (William James), 1843-1914 A mental arithmetic" . . . "Naylor, Benjamin The radical mental calculator, and student's guide to a knowledge of the powers of numbers" . . . "Nicolas, Serge Jacques Inaudi (1867-1950)" . . . "Orton, Hoy D. Orton & Fuller's New mathematics" . . . "Perkins, George R. (George Roberts), 1812-1876 Aritmética elemental" . . . "Pestalozzi, Johann Heinrich, 1746-1827 [Tables of units and fractions]" . . . "Posamentier, Alfred S. Math tricks" . . . "Posamentier, Alfred S. Math tricks" . . . "Quackenbos, G. P. (George Payn), 1826-1881 A mental arithmetic" . . . "Rawlins, J. Morgan (James Morgan) Lippincott's mental arithmetic" . . . "Ray, Joseph, 1807-1855 Ray's arithmetic, part second" . . . "Ray, Joseph, 1807-1855 Ray's modern intellectual arithmetic" . . . "Ray, Joseph, 1807-1855 Ray's New intellectual arithmetic" . . . "Ray, Joseph, 1807-1855 The little arithmetic" . . . "Rister, Mera Abramovna Uchet navykov ustnogo scheta v nachalʹnoĭ shkole" . . . "Robertson, M. S. (Minns Sledge), 1890- Oral problem solving in the elementary school" . . . "Robinson, Horatio N. (Horatio Nelson), 1806-1867 Robinson's new intellectual arithmetic" . . . "Robinson, Horatio N. (Horatio Nelson), 1806-1867 Robinson's progressive intellectual arithmetic" . . . "Scholz, Christian Gottlieb, 1791. - Fassliche anweisung zum grůndlichen kopt- und zifferrechnen" . . . "Seaver, Edwin P. (Edwin Pliny), 1838-1917 A mental arithmetic" . . . "Selman, Abraham, 1911- Ḥishuve-pele" . . . "Seymour, George E. A new mental arithmetic based on a natural method" . . . "Sharikat al-Rāfidayn al-Fannīyah Ṭālib al-mawhūb ʻĀdil Shaʻlān, taḥqīq kāmil ʻan mawhibatihi wa-thaqāfatihi wa-ḥayātih" . . . "Steen, Isaiah A treatise on mental arithmetic" . . . "Sticker, Henry The art of calculation" . . . "Stoddard, John F. (John Fair), 1825-1873 Juvenile mental arithmetic" . . . "Stoddard, John F. (John Fair), 1825-1873 Methods of teaching and key to Stoddard's new intellectual arithmetic" . . . "Stoddard, John F. (John Fair), 1825-1873 The American intellectual arithmetic" . . . "Stoddard, John F. (John Fair), 1825-1873 The American intellectual arithmetic .." . . . "Stoddard, John F. (John Fair), 1825-1873 The juvenile mental arithmetic" . . . "Taton, René Le calcul mental" . . . "Thurston, Ernest Lawton, 1873- A mental commercial arithmetic" . . . "Tocquet, Robert The magic of numbers" . . . "Tracy, M[ilton] C. A mental and practical arithmetic .." . . . "Valentine, Elliot Valentine's arithmetic" . . . "Venable, Charles S. (Charles Scott), 1827-1900 Mental arithmetic" . . . "Walsh, John. (John Henry), 1853-1924. A graded mental arithmetic" . . . "Watson, William, 1834- Watson's mental arithmetic, upon the inductive plan .." . . . "Wentworth, G. A. (George Albert), 1835-1906 A mental arithmetic" . . . "Whitcombe's federal mental arithmetic .." . . . "White, E. V. (Edmund Valentine), 1879-1955 Mental arithmetic" . . . "White, John, 1786-1857 A key to the appendix in White's Mental arithmetic (the contracted rules of three and five and logarithms applied to common arithmetic)" . . . "White, John, 1786-1857 A practical system of mental arithmetic, or, A new method of making calculations by the action of the mind, without pen, ink, pencil, or paper" . . . "Wiedman, D. E. Mental arithmetic for grades one to eight" . . . "Woodward, L. J. Number stories" . . . "Yamamoto, Chōgorō, 1909- Jitsuryoku yōsei anzan renshūsho" . . "sh 85007173" . . . _:b489iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b489iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b489iddOtlocdOtgovauthoritiessubjectssh85007173 "1986-02-11T00:00:00"^^ . _:b489iddOtlocdOtgovauthoritiessubjectssh85007173 "new"^^ . _:b489iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b496iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b496iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b496iddOtlocdOtgovauthoritiessubjectssh85007173 "1994-03-15T09:23:10"^^ . _:b496iddOtlocdOtgovauthoritiessubjectssh85007173 "revised"^^ . _:b496iddOtlocdOtgovauthoritiessubjectssh85007173 . . "Mental arithmetic"@en . _:b506iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b506iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b506iddOtlocdOtgovauthoritiessubjectssh85007173 "Arithmetic, Mental"@en . _:b511iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b511iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b511iddOtlocdOtgovauthoritiessubjectssh85007173 "Mental calculation"@en . . . "Arithmetic"@en . . . "Mental calculators"@en . . . "Cálculo mental"@es . . . "暗算" . . . "Calcolo mentale"@it . . . "Calcul mental"@fr . . . "Mental arithmetic" . . . "Mental arithmetic--Study and teaching (Elementary)" . . "Arithmetic, Mental"@en . "Mental calculation"@en . _:b561iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b561iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b561iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b561iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b561iddOtlocdOtgovauthoritiessubjectssh85007173 "1986-02-11T00:00:00"^^ . _:b561iddOtlocdOtgovauthoritiessubjectssh85007173 "new"^^ . _:b569iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b569iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b569iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b569iddOtlocdOtgovauthoritiessubjectssh85007173 . _:b569iddOtlocdOtgovauthoritiessubjectssh85007173 "1994-03-15T09:23:10"^^ . _:b569iddOtlocdOtgovauthoritiessubjectssh85007173 "revised"^^ .