2786-9125÷25+85
=2786-365+85
=2420+85
=2506
(1080+130×27)÷45
=(1080+3510)÷45
=4590÷45
=102
(3.5+6)×4-3.4
=4.1×4-3.4
=16.4-3.4
=13
3.92÷【(1-0.3)×0.1】
=3.92÷【0.7×0.1】
=3.92÷0.07
=56
2786-9125÷25+85
=2786-365+85
=2420+85
=2506
(1080+130×27)÷45
=(1080+3510)÷45
=4590÷45
=102
(3.5+6)×4-3.4
=4.1×4-3.4
=16.4-3.4
=13
3.92÷【(1-0.3)×0.1】
=3.92÷【0.7×0.1】
=3.92÷0.07
=56