30.9×2.7=
    72.8÷5.6+14.9=
    0.25×3.2×12.5=
    1.26÷1.8=
    44×2.5×0.9=
    6.8×0.56＋0.44×6.8=
    0.39×0.5×0.8=
    5.95÷27.6=
    5.4×12.3+5.4×7.7=
    3.6÷1.5÷2=
    64×5.04=
    7.2÷0.5÷0.2=
    (16＋1.48÷3.7)÷0.82=
    65.3－7.59－2.41=
    9.8×0.75=
    42×101－42=
    33.4+0.12×50=
    43.5÷0.29=
    17.3×0.25×8=
    0.46×1.83＋0.54×1.83=