480÷80=           32×50=            125×8=

360×2=            3×7+12=           14×70=

1000÷10=          6×8-6×4=          720÷24=

93÷30≈             278÷70≈           103×57≈

3×30=         46÷2=         700×3=        5×600=

240÷8=        140÷7=        101×3=        40×6=

50×4=         120×2=         80×2=        500×5=

1028901{#blank#}1{#/blank#}9207082          180×5{#blank#}2{#/blank#}160×6

30×32=           630÷7=          60×70=          4.6+2.8=

9.2-3.5=           179÷3≈           322÷4≈          628÷9≈