Question

Find the following products, using distributive laws:
$$847 \times 99$$

Answer 1

$$847 \times 99$$ can be written as

$$847 \times 99 = 847 \times (100 - 1)$$

$$ = 847 \times 100 - 847 \times 1$$

$$ = 84700 - 847$$

$$ = 83853$$