40-28除以2等于几

40-28除以28等于几

40-28除以28等于几...40-28除以28等于几

40除以28等于多少

40除以28等于多少...40除以28等于多少

40-6除以28等于几

40-6除以28等于几...40-6除以28等于几

40-24除以2等于几

40-24除以2等于几...40-24除以2等于几

40+20除以2等于几

40+20除以2等于几...40+20除以2等于几

40+24除以8等于几

40+24除以8等于几...40+24除以8等于几

40-32除以2等于几

40-32除以2等于几...40-32除以2等于几

40-28除以7等于几

40-28除以7等于几...40-28除以7等于几

40^2除以8等于几

40^2除以8等于几...40^2除以8等于几

40除以2^2等于几

40除以2^2等于几...40除以2^2等于几