umnozhenie na 1_i_0
TRANSCRIPT
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Провела учитель начальных классов МОУ «Гимназия №8» Дорожинская Ольга Васильевна
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8+1= 0+67=
93-1= 18-0=
65+1= 340+0=
100-1= 82-0=
992
66
99
67
18340
82
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645 ּ1 = 1 ּ35 = 94 ּ1 = 1 ּ73 =80 ּ1 =
645 ּ0 = 0 ּ35 = 94 ּ0 = 0 ּ73 =80 ּ0 =
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9 ּ1 = 2 ּ1 =
18 ּ1 = 129 ּ1 =
9218129
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1 ּ9 = 1 ּ2 =
1 ּ18 = 1 ּ129 =
9218129
9 ּ1 = 9 2 ּ1 = 2
18 ּ1 = 18129 ּ1 = 129
1 ּ9 = 91 ּ2 = 2
1 ּ18 = 181 ּ129 = 129
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а ּ1 = а
При умножении любого числа на 1 и 1 на любое число
получается то число, которое умножали
Вывод:
1 ּа = а
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7 ּ0 = 0 ּ9 =
18 ּ0 = 0 ּ356 =
0000
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а ּ0 = 00 ּа = 0
При умножении любого числа на 0 и 0 на любое число
получается 0
Вывод:
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645 ּ1 = 1 ּ35 = 94 ּ1 = 1 ּ73 =80 ּ1 =
645 ּ0 = 0 ּ35 = 94 ּ0 = 0 ּ73 = 80 ּ0 =
64535947380
00
000
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36:4
36- 4
36- 36:4
36+36:4
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01
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24 ּ7 ּ5 ּ14 ּ19 ּ0 ּ26 ּ35 ּ67 =
31 ּ5 ּ56 ּ3 ּ27 ּ4 ּ0 ּ45 ּ81 =
92 ּ5 ּ76 ּ54 ּ8 ּ0 ּ21 ּ8 ּ34 =
67 ּ2 ּ25 ּ3 ּ0 ּ118 ּ37 ּ5 ּ12 =
26 ּ0 ּ32 ּ7 ּ56 ּ2 ּ45 ּ9 ּ58 = 0
0
0
0
0
0
0
0
0
0
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Умножение на 1 и 0
а ∙1 = а1 ∙ а = аа ∙ 0 = 00 ∙ а = 0
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http://kidsrisunki.ru/ritsar-na-kone-risunok.html
http://www.proshkolu.ru/user/Piven28/file/1754233/
http://selenaart.ru/post169442999/