№28
Вопрос
Номер 1.
Вычисли.
12 – 7 = 11 – 4 = 84 – 80 = 9 + 8 = 16 – 7 = 37 – 7 = 11 – 3 = 18 – 9 = 42 – 40 = 5 + 6 = 15 – 6 = 59 – 9 =
12 – 7 = 11 – 4 = 84 – 80 =
9 + 8 = 16 – 7 = 37 – 7 =
11 – 3 = 18 – 9 = 42 – 40 =
5 + 6 = 15 – 6 = 59 – 9 =
12 – 7 = 5 11 – 4 = 7 84 – 80 = 4 9 + 8 = 17 16 – 7 = 9 37 – 7 = 30 11 – 3 = 8 18 – 9 = 9 42 – 40 = 2 5 + 6 = 11 15 – 6 = 9 59 – 9 = 50
12 – 7 = 5 11 – 4 = 7 84 – 80 = 4
9 + 8 = 17 16 – 7 = 9 37 – 7 = 30
11 – 3 = 8 18 – 9 = 9 42 – 40 = 2
5 + 6 = 11 15 – 6 = 9 59 – 9 = 50
Вопрос
Номер 2.
Подчеркни неверные неравенства и запиши их верно.
11 – 3 > 11 – 4 7 + 5 < 5 + 7 12 – 4 > 10 – 4 8 + 6 < 9 + 6 12 + 0 > 11 + 0 16 – 0 < 16 + 0 15 – 8 > 15 – 7 20 – 2 > 20 – 3
11 – 3 > 11 – 4 7 + 5 < 5 + 7
12 – 4 > 10 – 4 8 + 6 < 9 + 6
12 + 0 > 11 + 0 16 – 0 < 16 + 0
15 – 8 > 15 – 7 20 – 2 > 20 – 3
11 – 3 > 11 – 4 7 + 5 < 5 + 7 12 – 4 > 10 – 4 8 + 6 < 9 + 6 12 + 0 > 11 + 0 16 – 0 < 16 + 0 15 – 8 > 15 – 7 20 – 2 > 20 – 3
11 – 3 > 11 – 4 7 + 5 < 5 + 7
7 + 5 < 5 + 7
12 – 4 > 10 – 4 8 + 6 < 9 + 6
12 + 0 > 11 + 0 16 – 0 < 16 + 0
16 – 0 < 16 + 0
15 – 8 > 15 – 7 20 – 2 > 20 – 3
15 – 8 > 15 – 7
7 + 5 = 5 + 7 16 – 0 = 16 + 0 15 – 8 < 15 – 7
Вопрос
Номер 3.
Заполни пропуски такими числами, чтобы получились верные равенства.
90 – 30 + = 66 80 – 50 + = 39 40 + 20 + = 70 30 + 60 + = 97
90 – 30 + = 66 80 – 50 + = 39
40 + 20 + = 70 30 + 60 + = 97
90 – 30 + 6 = 66 80 – 50 + 9 = 39 40 + 20 + 10 = 70 30 + 60 + 7 = 97
90 – 30 + 6 = 66 80 – 50 + 9 = 39
40 + 20 + 10 = 70 30 + 60 + 7 = 97
Вопрос
Номер 1.
Вычисли.
12 – 7 = 11 – 4 = 84 – 80 = 9 + 8 = 16 – 7 = 37 – 7 = 11 – 3 = 18 – 9 = 42 – 40 = 5 + 6 = 15 – 6 = 59 – 9 =
12 – 7 = 11 – 4 = 84 – 80 =
9 + 8 = 16 – 7 = 37 – 7 =
11 – 3 = 18 – 9 = 42 – 40 =
5 + 6 = 15 – 6 = 59 – 9 =
12 – 7 = 5 11 – 4 = 7 84 – 80 = 4 9 + 8 = 17 16 – 7 = 9 37 – 7 = 30 11 – 3 = 8 18 – 9 = 9 42 – 40 = 2 5 + 6 = 11 15 – 6 = 9 59 – 9 = 50
12 – 7 = 5 11 – 4 = 7 84 – 80 = 4
9 + 8 = 17 16 – 7 = 9 37 – 7 = 30
11 – 3 = 8 18 – 9 = 9 42 – 40 = 2
5 + 6 = 11 15 – 6 = 9 59 – 9 = 50
Вопрос
Номер 2.
Подчеркни неверные неравенства и запиши их верно.
11 – 3 > 11 – 4 7 + 5 < 5 + 7 12 – 4 > 10 – 4 8 + 6 < 9 + 6 12 + 0 > 11 + 0 16 – 0 < 16 + 0 15 – 8 > 15 – 7 20 – 2 > 20 – 3
11 – 3 > 11 – 4 7 + 5 < 5 + 7
12 – 4 > 10 – 4 8 + 6 < 9 + 6
12 + 0 > 11 + 0 16 – 0 < 16 + 0
15 – 8 > 15 – 7 20 – 2 > 20 – 3
11 – 3 > 11 – 4 7 + 5 < 5 + 7 12 – 4 > 10 – 4 8 + 6 < 9 + 6 12 + 0 > 11 + 0 16 – 0 < 16 + 0 15 – 8 > 15 – 7 20 – 2 > 20 – 3
11 – 3 > 11 – 4 7 + 5 < 5 + 7
7 + 5 < 5 + 7
12 – 4 > 10 – 4 8 + 6 < 9 + 6
12 + 0 > 11 + 0 16 – 0 < 16 + 0
16 – 0 < 16 + 0
15 – 8 > 15 – 7 20 – 2 > 20 – 3
15 – 8 > 15 – 7
7 + 5 = 5 + 7 16 – 0 = 16 + 0 15 – 8 < 15 – 7
Вопрос
Номер 3.
Заполни пропуски такими числами, чтобы получились верные равенства.
90 – 30 + = 66 80 – 50 + = 39 40 + 20 + = 70 30 + 60 + = 97
90 – 30 + = 66 80 – 50 + = 39
40 + 20 + = 70 30 + 60 + = 97
90 – 30 + 6 = 66 80 – 50 + 9 = 39 40 + 20 + 10 = 70 30 + 60 + 7 = 97
90 – 30 + 6 = 66 80 – 50 + 9 = 39
40 + 20 + 10 = 70 30 + 60 + 7 = 97
Вопрос
Задание .
Найди сумму или разность отрезков.
7дм − 6 дм = 10 см 5 дм − 2 дм = 3 дм 15 дм + 5 дм = 20 дм 38 дм − 8 дм = 30 дм 96 см − 1 см = 95 см 15 см − 7 см = 8 см 1 дм + 9 см = 19 см 1 дм + 1 дм = 20 см 40 см + 5 см = 45 см 78 см − 70 см − 10 см = 40 см 1 дм 8 см − 1 дм = 8 см 1 дм 1 см + 2 см = 13 см 17 дм + 3 дм = 20 дм 1 дм 5 см + 5 см = 2 см