×=
262+261+260+259+258
=×
=
56×8= 438×6=
604×9= 480×7=
×=( )
89+111= 18.5-5.7= 0.4÷40%= 7.8x-5x=
÷37.5%= 0.62= ×9÷ ×9=
85-37= ×16= 204×5= 62+18×3=