Страница 8, ГДЗ по математике за 4 класс к тренажёру Конновой

Образец: \(372 = 3\text{ с. }7\text{ дес. }2\text{ ед.}\)

\[\begin{aligned} 891 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\text{ ед.} \\ 637 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\text{ ед.} \\ 811 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\text{ ед.} \\ 609 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em}\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\text{ ед.} \end{aligned}\] Образец: \(3\text{ с. }7\text{ дес. }4\text{ ед.} = 374\) \[\begin{aligned} 5\text{ с. }8\text{ дес. }9\text{ ед.} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ 2\text{ с. }4\text{ дес. }9\text{ ед.} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ 8\text{ с. }7\text{ дес. }4\text{ ед.} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} \\ 3\text{ с. }4\text{ дес. }1\text{ ед.} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} \end{aligned}\] \[\begin{aligned} 819 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\text{ ед.} \\ 673 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\text{ ед.} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\kern0.1em18 &= 1\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\text{ ед.} \\ 6\kern0.1em\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\kern0.1em3 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}\text{ с. }9\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\text{ ед.} \\ 18\kern0.1em\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\text{ с. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\text{ дес. }1\text{ ед.} \\ 8\kern0.1em\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\kern0.1em9 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\text{ с. }3\text{ дес. }\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\text{ ед.} \\ 243 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\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} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} \\ 789 &= \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} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ 947 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\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} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} \\ 415 &= \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} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} \\ 222 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\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} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} \\ 5\kern0.1em\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}\kern0.1em3 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\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} + 60 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\kern0.1em10 &= 900 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} \end{aligned}\]