Реши примеры 22, 23, 24

Задание 22: а) $138000 + 100 = 138100$ б) $469000 - 9000 = 460000$ Задание 23: $8 \cdot 100 = 800$ $740 \cdot 10 = 7400$ $32000 : 100 = 320$ $730000 : 1000 = 730$ $6 \cdot 1000 = 6000$ $43 \cdot 100 = 4300$ Задание 24: $\begin{array}{@{}c@{\thinspace}c@{\thinspace}c@{\thinspace}c} & 2 & 7 \\ \times & & 4 \\ \hline & 1 & 0 & 8 \end{array}$ $\begin{array}{@{}c@{\thinspace}c@{\thinspace}c@{\thinspace}c} & & 2 & 7 \\ \times & & & 4 \\ \hline & 1 & 0 & 8 \end{array}$ $\begin{array}{@{}c@{\thinspace}c@{\thinspace}c} & 2 & 9 \\ \times & 3 \\ \hline & 8 & 7 \end{array}$ $\begin{array}{@{}c@{\thinspace}c@{\thinspace}c@{\thinspace}c} & & 7 & 6 \\ \times & & 1 & 1 \\ \hline & & 7 & 6 \\ & 7 & 6 & \\ \hline & 8 & 3 & 6 \end{array}$ $\begin{array}{@{}c@{\thinspace}c@{\thinspace}c} & 3 & 7 \\ \times & 1 \\ \hline & 3 & 7 \end{array}$