Страница 51, ГДЗ по математике за 1 класс к тренажёру Погореловой
Сложение вида 10 + □
\[\begin{aligned} 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} &= 19 & \qquad 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} &= 13 \\ 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} &= 16 & \qquad 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 15 \\ 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} &= 10 & \qquad 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} &= 17 \\ 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} &= 11 & \qquad 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} &= 12 \\ 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} &= 18 & \qquad 10 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 14 \end{aligned}\]
\[\begin{array}{cc} \hline \mathrlap{\smash{\kern-0.5em\textcolor{transparent}{\begin{array}{|c|c} \mathrlap{\kern-0.5em\smash{\colorbox{#d0ebff}{\rule[-0.64em]{0em}{1.8em}\hspace{0.5em}}}}\phantom{10}\rule[-0.95em]{0em}{2.4em} & \kern-0.5em\mathllap{\smash{\colorbox{#d0ebff}{\rule[-0.64em]{0em}{1.8em}\hspace{0.5em}}}}\kern0.5em \end{array}}}} & \kern-1.5em\begin{array}{|c|} \vcenter{10}\rule[-0.95em]{0em}{2.4em} \end{array}\begin{array}{c|c|c|c|c|c|c|c|c|c|} 5 & \textcolor{#e03131}{\mathbf{1}} & 2 & \textcolor{#e03131}{\mathbf{0}} & 4 & \textcolor{#e03131}{\mathbf{4}} & 1 & \textcolor{#e03131}{\mathbf{7}} & 8 & \textcolor{#e03131}{\mathbf{3}} \\ \hline \textcolor{#e03131}{\mathbf{5}} & 9 & \textcolor{#e03131}{\mathbf{8}} & 10 & \textcolor{#e03131}{\mathbf{6}} & 6 & \textcolor{#e03131}{\mathbf{9}} & 3 & \textcolor{#e03131}{\mathbf{2}} & 7 \end{array}\kern-0.5em \\ \hline \end{array}\]
\[\begin{aligned} 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 17}}}{+} 7 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 16 & \qquad 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 18}}}{+} 8 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 17}}}{+} 7 \\ 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 15}}}{+} 5 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{=}}}}\hspace{0.72em}} 15 & \qquad 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 16}}}{+} 6 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 15}}}{+} 5 \\ 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 18}}}{+} 8 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 17 & \qquad 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 11}}}{+} 1 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{<}}}}\hspace{0.72em}} 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 13}}}{+} 3 \\ 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 19}}}{+} 9 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 18 & \qquad 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 14}}}{+} 4 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 12}}}{+} 2 \end{aligned}\]
