1класс

Страница 6, ГДЗ по математике за 1 класс к тренажёру Погореловой

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1 2 3

Сложение вида □ + 2

1. Реши примеры.

\[\begin{aligned} 6 + 2 &= \textcolor{#e03131}{\mathbf{8}} & \qquad 7 + 2 &= \textcolor{#e03131}{\mathbf{9}} & \qquad 4 + 2 &= \textcolor{#e03131}{\mathbf{6}} \\ 2 + 2 &= \textcolor{#e03131}{\mathbf{4}} & \qquad 5 + 2 &= \textcolor{#e03131}{\mathbf{7}} & \qquad 8 + 2 &= \textcolor{#e03131}{\mathbf{10}} \\ 7 + 2 &= \textcolor{#e03131}{\mathbf{9}} & \qquad 3 + 2 &= \textcolor{#e03131}{\mathbf{5}} & \qquad 1 + 2 &= \textcolor{#e03131}{\mathbf{3}} \end{aligned}\]

2. Вставь числа в «окошки».

\[\begin{aligned} \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} + 2 &= 7 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} + 2 &= 6 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} + 2 &= 5 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} + 2 &= 9 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} + 2 &= 8 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} + 2 &= 4 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} + 2 &= 10 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} + 2 &= 3 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} + 2 &= 8 \end{aligned}\]

3. Составь примеры на сложение.

\[\begin{aligned} \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 3 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 9 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 8 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 7 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 4 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 10 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 6 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 6 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} \mathbin{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{+}}}}\hspace{0.72em}} 2 &= 5 \end{aligned}\]

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