一张,可以换张,一张,可以换张,我会换,5,5,一张,可以换张,20,一张,可以换张,2,一张,可以换张,和张,一张,可以换张,或张,4,10,2,6,（ ）元（ ）角,2,7,=,（ ）角,27,我会填,（ ）元（ ）角,=,（ ）角,3,5,35,（ ）元（ ）角,=,（ ）角,6,4,64,（ ）元,65,24角=（ ）元（ ）角,2,4,3元8角=（ ）角,5,54角=（ ）元（ ）角,5,4,填一填,7角5分=（ ）分,75,100分=（ ）角=（ ）元,10,1,50角=（ ）元,7元=（ ）角,30分=（ ）角,38,70,3,8角=（ ）分,80,6元9角=（ ）角,69,3元4角+3角=（ ）元（ ）角,我会算,3,7,2元1角+4元7角=（ ）元（ ）角,6,8,5角1分+2角5分=（ ）角（ ）分,7,6,7元3角+1元2角=（ ）元（ ）角,8,5,4元+3元2角=（ ）元（ ）角,7,2,4角+6元4角=（ ）元（ ）角,6,8,8元4角+1元2角5分=（ ）元（ ）角（ ）分,9,6,5,24.50元,1.64元,4.60元,0.80元,24元5角,4元6角,1元6角4分,8角,0.05元,5分,7角,小明拿1元去买,，应找回多少钱？,1元,3角,7角,=,一个,14元，拿10元去买还差,多少钱？,14元,10元,=,4元,7元5角,2元,贵多少钱？,比,7元5角,2元,=,5元5角,14元,2元,便宜多少钱？,比,14元,2元,=,12元,买一盏,付给售货员40元，找回2元，,多少钱？,40元,2元,=,38元,