Bài tập Toán lớp 2 Phép cộng (có nhớ) trong phạm vi 100 (có đáp án)

tính 5 + 19

Giải thích

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,5}\\{19}\end{array}} \\\,\,\,\,24\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,8}\\{28}\end{array}} \\\,\,\,\,36\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,5}\\{28}\end{array}} \\\,\,\,\,33\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,7}\\{77}\end{array}} \\\,\,\,\,84\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,2}\\{59}\end{array}} \\\,\,\,\,61\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,4}\\{46}\end{array}} \\\,\,\,\,50\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,2}\\{89}\end{array}} \\\,\,\,\,91\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,1}\\{59}\end{array}} \\\,\,\,\,60\end{array}\)