Question

what is the difference between 7 times 9 and 9 times 10

Answer 1

$9 {}^{7} - 10 \ {}^{9} \\ 4782969 - 1000000000 \\ - 995217031$

Answer 2

$difference \: between \: \\ 7 \times 9and \: 9 \times 10$

$(9 \times 10) - (7 \times 9) \\ = 90 - 63 \\ = 27$

27 is difference between above number