=
24×0.5=
59%×0=
1÷ =
7.4+0.06=
2.4×75%=
2.1÷ = × = 52×79≈ 2.5×7.8×0.4=
4+0.7x=102
x=3600
+0.375= 2.5×(17×4)= 631÷89≈
0.32= ×÷×=
÷ =
7.5+ =
10×25%=
63=
300÷40=
2107﹣997=
25×28=
0.03×0.8=
49×411≈
6310÷68≈
32×0.125=
15-15× =
3.7×11﹣3.7=
10﹣0.08=
× ÷ × =
请选择有用的信息,计算实际测量产量比预期产量增加了百分之几?(得数保留两位小数)