3×1.16= 0.25×12= 1.2÷4= 0.125×0.8=
1.68÷0.3= 0.54×101= 2.5-2.5÷5=
0.64÷1.6×1.7= (1-0.01)÷100= 0.37×0÷9.54=
x÷8=4.2 57﹣x=39 2x+3x=7.5
5.4x-x=13.2 3(x+2.1)=10.5
5.8×0.1= 3.6÷0.01= 0.25×4= 0×0.365=
0.42÷0.7= 0.7×0.9= 10-8.9= 0.27÷0.3=
1.3×30= 4.3÷100= 3.8+2.7= 100×0.567=
7-5.2= 7.21+0.53= 6.97-3.97= 15-4.28=
7.9+5.5 = 5.7+0.03= 3.58-2.87= 2.05+8.02=
5.68÷8= 1.24÷0.4= 9.6÷4= 4×7.25=
0.63÷0.3= 7.5÷0.15= 4.2÷140= 3.5÷0.35=
PA长度(cm)
1
2
3
4
5
6
△PAD面积(cm2)
1.5