4класс

Страница 27, ГДЗ по математике за 4 класс к самостоятельным и контрольным работам Лопатковой

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Нумерация. Тест. Вариант 2

А1. В каком числе отсутствует разряд сотен?

\[{\def\arraystretch{1.3}\begin{array}{ll} \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{78\,653\,025}} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 608\,506\,347 \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 34\,502\,762 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 45\,681\,304 \end{array}}\]

А2. Что показывает цифра 2 в числе \(45\,288\,940\)?

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{сотни} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{тысячи} \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{единицы миллионов} & \qquad \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{\textbf{сотни тысяч}}} \end{array}}\]

А3. Что отсутствует в числе \(453\,000\,546\,872\)?

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{разряд сотен тысяч} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{класс тысяч} \\ \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{\textbf{класс миллионов}}} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{разряд сотен} \end{array}}\]

А4. Укажи число тридцать два миллиарда сто двадцать четыре тысячи двадцать два.

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 32\,124\,000\,22 & \qquad \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{32\,000\,124\,022}} \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 32\,124\,022 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 3\,212\,422 \end{array}}\]

В1. Какое число следует за числом \(325\,679\,599\)?

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 325\,679\,519 & \qquad \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{325\,679\,600}} \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 325\,680\,000 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 325\,679\,000 \end{array}}\]

В2. В каком неравенстве допущена ошибка?

\[{\def\arraystretch{1.3}\begin{array}{l} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 6\,352\,099 < 62\,352\,100 \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 432\,654\,750 > 322\,654\,750 \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 30\,006\,009 < 30\,060\,009 \\ \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{3\,000\,000 > 20\,000\,000}} \end{array}}\]

В3. Какое число можно представить в виде суммы разрядных слагаемых

\(700\,000\,000\,000 + 60\,000\,000 + 50\,000 + 4\,000 + 3\)? \[{\def\arraystretch{1.3}\begin{array}{ll} \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{700\,060\,054\,003}} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 70\,060\,054\,030 \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 70\,060\,054\,003 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 700\,000\,654\,003 \end{array}}\]

С1. В каком числе 3 единицы класса тысяч?

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 6\,574\,830\,335\,467 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 9\,876\,874\,039\,566 \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 678\,234\,074\,000 & \qquad \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{7\,687\,877\,033\,000}} \end{array}}\]

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