Multiply: Larger Four-Digit Number

Explanation

\[ \begin{array}{r@{\quad}l} & \phantom{7}7,856 \\ \times & \phantom{7,856}4 \\ \hline & 31,424 \\ \end{array} \]

1. \(6 \times 4 = 24\). Write 4, carry 2.
2. \(5 \times 4 = 20\). Add 2: \(22\). Write 2, carry 2.
3. \(8 \times 4 = 32\). Add 2: \(34\). Write 4, carry 3.
4. \(7 \times 4 = 28\). Add 3: \(31\). Write 31.

Product: 31,424.