来自李婷婷的问题
计算:205×8=验算2409÷6=验算3210÷3×2(687+273)÷63248÷8-97×4.
计算:205×8=验算2409÷6=验算3210÷3×2(687+273)÷63248÷8-97×4.
1回答
2020-04-09 18:07
计算:205×8=验算2409÷6=验算3210÷3×2(687+273)÷63248÷8-97×4.
计算:205×8=验算2409÷6=验算3210÷3×2(687+273)÷63248÷8-97×4.
(3)3210÷3×2,
=1070×2,
=2140;
(4)(687+273)÷6,
=960÷6,
=160;
(5)3248÷8-97×4,
=406-388,
=18.