Страница 65, ГДЗ по математике за 3 класс к проверочным работам Волковой. Серия "Школа России" к УМК Моро
Нумерация. Проверочная работа 2. Вариант 2
\[\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\mathpunct{\textcolor{#e03131}{\mathbf{,}}}\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\mathpunct{\textcolor{#e03131}{\mathbf{,}}}\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\mathpunct{\textcolor{#e03131}{\mathbf{,}}}\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\]
\[\begin{aligned} 699 + 1 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} & \qquad 299 + 1 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} \\ 439 + 1 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} & \qquad 560 - 1 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ 800 - 1 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ 710 - 1 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \end{aligned}\]
\[\begin{aligned} 205 &= \textcolor{#e03131}{\mathbf{200 + 5}} & \qquad 483 &= \textcolor{#e03131}{\mathbf{400 + 80 + 3}} \end{aligned}\]
\[\begin{aligned} 4\text{ м} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\text{ см} & \qquad 720\text{ см} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\text{ м }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\text{ дм} \\ 55\text{ дм} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\text{ см} & \qquad 358\text{ см} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\text{ м }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\text{ дм }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\text{ см} \\ 8\text{ м }5\text{ см} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\text{ см} & \qquad 900\text{ мм} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\text{ дм} \end{aligned}\]
\[\begin{aligned} 203 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{<}}}}\hspace{0.72em}} 302 & \quad 438 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{<}}}}\hspace{0.72em}} 458 & \quad 873 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 783 & \quad 650 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 560 \end{aligned}\]
\[\begin{aligned} 200 \overset{\textcolor{#1a7f37}{1}}{+} 90 \overset{\textcolor{#1a7f37}{2}}{+} 9 &= \textcolor{#e03131}{\mathbf{299}} & \qquad 480 - 400 &= \textcolor{#e03131}{\mathbf{80}} \\ 865 \overset{\textcolor{#1a7f37}{1}}{-} 60 \overset{\textcolor{#1a7f37}{2}}{-} 5 &= \textcolor{#e03131}{\mathbf{800}} & \qquad 432 - 32 &= \textcolor{#e03131}{\mathbf{400}} \\ 907 + 80 &= \textcolor{#e03131}{\mathbf{987}} & \qquad 550 - 50 &= \textcolor{#e03131}{\mathbf{500}} \end{aligned}\]
Запиши в окошки такие число и цифру, чтобы равенство \({\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\kern0.1em73 + 1 = 800 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} + 4}\) стало верным.
\(\textcolor{#808080}{{873 + 1 = 874}\text{,}}\) \(\textcolor{#808080}{{800 + 70 + 4 = 874}}\)
