Страница 72, ГДЗ по математике за 4 класс к самостоятельным и контрольным работам Лопатковой

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 2 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 3 \\ \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{4}} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 5 \end{array}}\]

\[{\def\arraystretch{1.3}\begin{array}{ll} \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{90}} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 900 \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 9 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 80 \end{array}}\]

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

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 11\,607 & \qquad \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{3\,300}} \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 3\,290 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 3\,200 \end{array}}\]

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 10\,980 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 1\,980 \\ \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{1\,260}} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 188 \end{array}}\]

\[{\def\arraystretch{1.3}\begin{array}{l} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 704\text{ см} = 74\text{ м} \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 704\text{ см} = 70\text{ м }4\text{ см} \\ \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{704\textbf{ см} = 7\textbf{ м }4\textbf{ см}}} \end{array}}\]

\(806 : x = 31\)? \[{\def\arraystretch{1.3}\begin{array}{ll} \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{\textbf{делением}}} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{умножением} \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{вычитанием} & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace \text{сложением} \end{array}}\]

\[{\def\arraystretch{1.3}\begin{array}{ll} \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 4\,025 & \qquad \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 40\,205 \\ \vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}\enspace 400\,205 & \qquad \mathrlap{\vcenter{\rule[-0.484em]{0pt}{0.484em}\boxed{\rule{0pt}{0.1em}\hspace{0.18em}}}}\hspace{0.39em}\mathclap{\vcenter{\rule[-0.224em]{0pt}{0.224em}\textcolor{#e03131}{\footnotesize\pmb{\mathrlap{\checkmark}\mathrlap{\kern0.04em\checkmark}\kern0.08em\checkmark}}}}\hspace{0.39em}\enspace \textcolor{#e03131}{\boldsymbol{402\,005}} \end{array}}\]