review the order of operations, sometimes called PEMDAS
82+9(12÷3×2)−7
inside parens first:
82+9(4×2)−7
82+9(8)−7
82+72-7
154-7
147
Simplify the expression 82+9(12÷3×2)−7. Explain each of your steps.
4 answers
ok so it 147
thank you
I agree with oobleck
multiplication and division, if shown as consecutive operations, are done in the
order the come from left to right.
Even Google has been programmed in that correct way:
https://www.google.ca/search?rlz=1C6CHFA_enCA690CA691&sxsrf=ACYBGNSo3XeY417ZG1VFcS5yyuWFIYgCAw%3A1579819610444&source=hp&ei=WiIqXr-7GOTs_Qbq_pfgAQ&q=82%2B9%2812%C3%B73%C3%972%29%E2%88%927&oq=82%2B9%2812%C3%B73%C3%972%29%E2%88%927&gs_l=psy-ab.3...2022.2022..3755...1.0..0.178.178.0j1......0....2j1..gws-wiz.4S-qfU5skNM&ved=0ahUKEwi_0L_V5prnAhVkdt8KHWr_BRwQ4dUDCAg&uact=5
multiplication and division, if shown as consecutive operations, are done in the
order the come from left to right.
Even Google has been programmed in that correct way:
https://www.google.ca/search?rlz=1C6CHFA_enCA690CA691&sxsrf=ACYBGNSo3XeY417ZG1VFcS5yyuWFIYgCAw%3A1579819610444&source=hp&ei=WiIqXr-7GOTs_Qbq_pfgAQ&q=82%2B9%2812%C3%B73%C3%972%29%E2%88%927&oq=82%2B9%2812%C3%B73%C3%972%29%E2%88%927&gs_l=psy-ab.3...2022.2022..3755...1.0..0.178.178.0j1......0....2j1..gws-wiz.4S-qfU5skNM&ved=0ahUKEwi_0L_V5prnAhVkdt8KHWr_BRwQ4dUDCAg&uact=5
2 answers