Master Sun’s Mathematical Manual: Volume II

One Hundred Twenty-Five

Divided among five people, each person receives one thousand, one hundred twenty-five. Calculation: This concludes the problem from the previous page: $5,625 \div 5 = 1,125$.

Four times four is sixteen; this number multiplied by itself|original: 自相乘; zì xiāng chéng yields two hundred fifty-six. Calculation: $(4 \times 4)^2 = 16^2 = 256$.
Divided among four people, each person receives sixty-four. Calculation: $256 \div 4 = 64$.

Three times four is twelve; this number multiplied by itself yields one hundred forty-four. Calculation: $(3 \times 4)^2 = 12^2 = 144$.
Divided among three people, each person receives forty-eight. Calculation: $144 \div 3 = 48$.

Two times four is|original: 如; rú eight; The term "ru" (literally "as" or "like") is used in Chinese mathematical tables to signify the result of a multiplication, similar to "equals." this number multiplied by itself yields sixty-four. Calculation: $(2 \times 4)^2 = 8^2 = 64$.
Divided among two people, each person receives thirty-two. Calculation: $64 \div 2 = 32$.

One times four is four; this number multiplied by itself yields sixteen. Calculation: $(1 \times 4)^2 = 4^2 = 16$.