一、能用简便的要简便计算
12.3×4×0.25 12.96－（9.6－1.52）
85×10.1 1.2÷0.25＋1.3×4
103×0.25 （4.8＋6.4）÷8
35÷125 40.5÷0.81×1.05
34.5×0.03+34.5×0.97 （203.4＋72.2）÷（1.3×0.2）
8×4.3×12.5 97.5÷0.39－136.7
2.5×102 86.4÷0.24×0.25
4.2÷28 11.16÷（10－0.7）(9.6+3.2)÷0.8 （300－94.8）÷0.5
0.125×16 12.6÷[3.5－（9.8－8.7）]
3.2×5.6－11.4 0.648÷[（0.4＋0.5）×0.6] 5.74×99＋5.74 8．9×1.1×
4.7
4.75＋3.25×2.4＋7.6 2.7×
5.4×3.9
3.8×1.4＋18.2÷0.7 3.6×9.85-5.46
4.8×0.25 8.05×3.4+7.6
4.7×10.2 6.58×4.5×0.9
7.63×99＋7.63 2.8×0.5+1.58
6.73＋2.56＋1.44＋3.27 8×5.2+3.8×3.8+3.8 2.37×2.5×4 (6.7+6.7+6.7+6.7) ×2.5 1.5×102 9.8×25×4
2400÷16÷0.5 32×0.25×0.125
2.8×
3.2＋3.2×7.2 7.4－0.15×2.8
3.76×0.25－0.49 0.008+0.92×5－1.28 0.25×
4.78×4 7.8÷（1.3×4）
0.65×201 7.2×0.9＋0.01×7.2
1.2×
2.5＋0.8×2.5 8.6×10.1
2.5×7.1×4 5.6×(12.5－8.5 ÷0.85) 16.12×99＋16.12 [(8.1－5.6) ×0.9－1] ×0.4 5.2×0.9＋0.9 8.25×4.08+0.75×4.08+4.08 4.3×50×0.2 4.32＋5.43＋6.68
64－2.64×0.5 15.17－6.8－3.2
26×15.7＋15.7×24 12.75－(2.75＋6.8)
(2.275 ＋0.625)×0.28 1.27＋3.9＋0.73＋16.1
3.94+3
4.3×0.2 12.8－4.9－
5.1
1.2×(9.6÷
2.4)÷4.8 6.75－（0.9＋
3.75）
8.9×1.1×4.7 1.34＋1.8＋3.66＋0.2
2.7×5.4×
3.9 0.96－0.28＋0.04－0.72
3.6×9.85-5.46 12.78-(
4.97+2.78)
8.05×3.4+7.6 31.7－0.5×0.7－1.65 6.58×4.5×0.9 35.72- 4.9-（5.72+5.1）
2.8×0.5+1.58 111－
3.67×2.8－3.67×7.2
32＋4.9－0.9 12.5×6.3+27×1.25+0.125÷0.01 4.8－4.8×0.5 3.1+25.78+6.9
(1.25－0.125)×8 15.25+4.72+4.75+5.28
4.8×100.1 34.82－(4.82+1
5.2)
56.5×99＋56.5 7.28+0.94+2.72+0.06 7.09×10.8－0.8×7.09 7.84+0.73—0.84 4.85 + 0.35 ÷1.4 6.3×99+6.3
8.7 ×17.4 - 8.7 ×7.4 15.7—4.3—5.7 12.5×0.4×2.5×8 1.6+0.4—1.6+0.4
0.87×3.16+4.64 62.8÷2.5÷0.4
9.5×101 7.3×99
0.68 ÷（5.2 -3.5）×1.25 (1.25+2.5) ×8
40.5 ÷0.81 ×0.18 9.42×10—94.2×0.9 4.8 ×（15 ÷2.4） 1.8×2.48+1.52×1.8-0.5
2．13.×0.×8257 8.76+0.4×3.6×2.5+1.24 6.81+6.81×99 6.5×(10-3.7)+2.98
0.25×185×40 ［4.75+8.4÷(9.2-6.8)］×40 4.4×0.8－3.4×0.8 19.8-0.6×0.6-0.64
(9.37+9．37+9．37+9．37)×2．5 0.125×7.9×16
4．2.×1.＋1.×1.75 2.48×(7.3-5.8)+1.5×7.52
2.37×6.3+2.37×
3.7 12.773-［
4.5×(0.75-0.356)+9.23］
2.5×1.25×0.32 (6.4+0.88)÷0.8+
3.2×1.25
3.8×10.1 24-［5.4+(0.63+1.29÷0.23)］2.5×(3.8×0.04) 2.18+
4.65+7.82+
5.35+12.5
7.69×101 15.84-2.17-3.83
3.8×10.1 (25+2.5+0.25)×4
0.25×39+0.25 (35.2×45.6+45.6×63.8+45.6 0.125×72 12.25－3.1＋0.85－6.17
46×0.33+54×0.33 （（1.9－1.9×0.9）÷（3.8－2.8）
