321 * 123 = 39,483
99,990 multiplied by 321 is 32,096,790
321 x 4 = 1284
321 multiplied by 4 is 1,284.
321 divided by 67 is 4.79
49 years
53.5
3 × 107
321 times.
321 ÷ 40 = 8 remainder 1 (therefore, not evenly).
7,396,547,805
49*49 is 2,401