-6 x 6
Since 6 is a multiple of 3, all of the numbers in the 6 times table will be contained in the 3 times table.
2 x 3 = 6 x 121.5 = 729
3 times 6 2 times 9 1 times 18
10.67
1,646,090,535
1234567890+9876543210=11,111,111,100
9876543210 - 9876543110 = 100
1234567890 x 9876543210 = 12193263111263526900
No, not especially. 9876543210 - 123456789 = 9753086421
You will find that calculators are very good at answering such questions.When I used mine it told me the answer is:98765432090123456790.
9876543210
9.63418329 × 1029
9876543210
9876543210
9,876,543,210.123457
9876741245 Use our brain :|