3.5×6.3 0.72×1.5 2.05×0.4 12.4×27
2.3×12 6.7×0.3 2.4×6.2 0.56×0.24
6.7×0.3 0.56×0.04 3.7×4.6 0.29×0.37
6.5×8.4 56×1.3 3.2×2.5 2.6×1.08
0.87×7 3.5×16 12.5×42 1.8×23
0.37×0.41 1.06×25 7×8.06 0.6×0.39
27×0.43 1.7×0.45 1.2×1.4 0.37×8.4
0.86×1.2 2.34×0.15 21×2.84 4.32×8
6.8×25 2.58×3 58×1.6 36×2.4
2.56×3.7 1.56×0.08 1.03×5.3 0.208×2.5
1.12×1.1 0.326×1.3 6.5×6.5 3.3×2.6
0.98×5.5 2.1×2.15 5.2×2.9 0.48×8.1
26.4×0.063 0.15×0.65 5.6×2.9 3.77×1.8
9.99×0.02 4.67×0.9 5.54×2.44 1.666×6.1
9.432×0.002 5.6×6.5 4.88×2.9 5.61×2.1
8.9×2.4 9.77×0.02 1.384×5.1 8.78×83
2.6×61 0.059×0.2 4.268×1.7 57×5.7
9.46×2.85 17.8×6.4 1.5×4.9 2.5×0.88
5.555×5.2 2.22×3.33 7.658×85 36.02×0.3
56.78×8 5.6×2.9 3.77×1.8 0.02×96
5.22×0.3 9.99×0.02 4.67×0.9 5×2.44
1.666×6.1 9.432×0.002 5.6×6.5 4.88×2.9
5.61×4.3 8.9×2.4 5.5×55 9.77×0.02
1.384×5.1 8.78×83 2.6×61 0.059×0.2
4.268×1.7 57×5.7 9.46×2.85 17.8×6.4
1.5×4.9 2.5×0.88 5.555×5.2 2.22×3.33
7.658×85 36.02×0.3 56.78×8 30.1×5.3
5.3×6.3 4.4×7.3 4×8.8 4.1×0.8
9.9×1.4 6.4×2.4 12.48×4 9.8×1.3
4.8×9.1 0.6×7 4.2×1.8 8.6×6.5
5.59×4.3 0.2×5.6 9.4×8.4 0.5×4.6
1.3×1.6 4.6×3.8 9.1×5.6 0.4×1.9
2.1×7.9 3.8×2.3 1.8×9.6 11.25×7.9
3.8×2.3 1.8×9.6 6.1×4.8 27.5×5.7
8.7×0.1 1.7×4.7 8.6×8.9 0.3×7.6
2.1×0.4 9.8×4.3 7.7×9.9 3.4×9
2.8×3.5 5×1.1 2.9×8.2 3.9×1.7
0.02×96 5.22×0.3 1.02×66 5.22×7.3
12.8×9.5 15×9.1 82.9×82.2 43.9×1.7
2.45×0.69= 2.16×6.4＝ 1.44×0.25=
0.58×0.09= 12.4×0.76= 9.6×0.39=
3.5×103= 0.702×5 7= 3.15×94=
2.3×11.2= 6.9×0.36= 0.023×6.2=
6.7×3= 0.66×0.04= 3.7×4.6= 0.29×97=
6.5×0.04= 56×13.3= 3.02×2.5= 2.65×1.8=
0.81×702= 3.05×16= 12.5×4= 1.81×2.3=
0.37×0.04= 1.06×25= 6.7×8.16=
27×0.43= 1.7×45= 1.2×1.04= 0.37×14=
86×1.2= 2.4×0.15= 21×2.4= 4.32×8=
0.68×25= 2.58×32= 5.8×0.46= 3.6×0.14=
2.56×3.7= 1.56×0.18= 1.03×5.03= 0.208×27=
1.11×1.1= 0.36×1.3= 2.5×6.5= 0.3×2.6=
0.98×45= 3.02×2.5= 5.2×2.09= 0.68×8.1=
0.27×4.1= 4.3×4.6= 0.25×2.3= 6.6×0.57=
4.7×3.3= 87×10= 84×13= 1.5×4.6=
0.95×3.7= 0.45×86= 9.8×27= 0.43×90=
9.6×54= 84×8.1= 18.2–9.02= 12.6÷3=
15+6.92= 32.3×5.2= 328÷41＝ 645÷82＝
282÷32＝ 5.76×72＝ 412÷53＝ 190×0.4=
4.5×840= 4.08×60= 1.12×32= 430×0.18=
30.4×320= 8.5×60= 5.6×796= 99.9×97＝
56.6×50＝ 26.9×86＝ 68.4×8.95＝ 3×0.98＝
1.11×12＝ 5.67×78＝ 0.175×90＝ 340×8.4＝
2.7×0.3= 90÷15= 12.4×8= 2.78×3=
96÷24= 405÷21= 4.3×3.9= 3.7×2.6=
76×3.9= 605÷59= 30.4×23= 1.26×87=
2.7×32= 4.8×27= 45.8×29= 7.3×1.5=
1.22×6.6= 20.1×36= 6.8×408= 2.8×27=
4.1×2.55= 608÷42= 5.7×12.8= 310÷70=
4.6×14= 470÷18= 1000÷25= 160×6.1=
26×420= 290×30= 8100÷30= 7600÷22=
7600÷40= 680＋270= 980÷14= 4200÷35=
6.2×130= 130×5.8= 200×4.8= 930×66=
530＋280= 9200÷44= 840÷22= 18×50.8=
8000÷56= 1900÷23= 2.08×16= 8700÷300=
3.05×3.3= 3.7×14= 7000÷14= 600÷18=
9600÷88= 1.4×306= 8800÷48= 9600÷82=
5.8×4.9= 760×24= 7500÷55= 0.37×209=
650÷13= 240×44= 640÷80= 15×19=
1.2×11= 160×8.6= 220×6.3= 1.04×74=
4500÷57= 120×2.7= 90×3.8= 270÷34=
270×3.1= 84÷21= 760÷91= 66÷7=
1000÷54= 123×15= 360÷47= 55×0.5=
32×0.6= 200÷49＝ 180÷92= 240÷28=
3.5×2.8= 140×7.8= 1.3×65= 280×3=
350×2.7= 0.502×1.1= 250×6.9= 7200+900=
410-201= 12.5×8.7= 4.8×2.6= 6600÷62=
0.39×1.4= 1.1×85= 2.4×57= 3600÷59=
4000÷74= 530－70= 420－90= 2.09×0.47＝
8652÷36＝ 999+99999＝ 899+344＝ 497－299＝
2370+1995＝ 3999+498＝ 1883－398＝ 1.68×25＝
7.5×243＝ 70.4×25＝ 53.2×2.5＝ 3.2×51.2＝
0.25×0.28 0.125×3.2×2.5 35×40.2
0.25×4÷0.25×4 3.5×9.9 3.5×99+3.5
3.5×101-3.5 3.5×9.9+3.5×0.1 3.5×2.7+35×0.73
3.5×2.7-3.5×0.7 (32+5.6)÷0.8 3.5÷0.6-0.5÷0.6
4.9÷3.5 7÷0.25÷4 7÷0.125÷8
7.35÷(7.35×0.25) 7.35÷(7.35÷0.25) 7.325-(5.325+1.7)
3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.5
7.325-3.29-3.325 7.325-(5.325+1.7) 7.325-(5.325-1.7)
3.29+0.73-2.29+2.27 3.29×0.25×4 0.125×8.8
63.4÷2.5÷0.4 4.9÷1.4 3.9÷（1.3×5）
（7.7＋1.54）÷0.7 2.5×2.4 2.7÷45
0.35×1.25×2×0.8 32.4×0.9＋0.1×32.4 15÷0.25
28.6×101－28.6 0.86×15.7－0.86×14.7 2.4×102
14－7.32－2.68 2.64＋8.67＋7.36＋11.33 2.31×1.2×0.5
（2.5－0.25）×0.4 9.16×1.5－0.5×9.16 3.6－3.6×0.5
7.6×0.8＋0.2×7.6 0.85×199 0.25×8.5×4
0.25×36 0.125×3.2×2.5 35×40.2
12.06＋5.07＋2.94 25×7×4 30.34－10.2＋9.66
102×7.3÷5.1 125÷2×8 34÷4÷1.7
7×3÷7×3 （40＋8）×25 24×（2＋10）
125×（8+80） 86×（1000－2） 36×（100+50）
3.2×12.5×25 1.25×88 3.6×0.25
3.8×9.9＋0.38 2.6×9.9 98×3.27+6.54
101×2.17－2.17 0.92×1.41＋0.92×8.59
1.3×11.6－1.6×1.3 700÷14÷5 18.6÷2.5÷0.4
1.96÷0.5÷4 1.06×2.5×4 7÷0.25÷4
7÷0.125÷8 3.9÷（1.3×5） 15×（40－8）
35×0.24= 0.217×18= 4.76×12=
0.41×54= 2.8×53= 103×0.25=
3.24×65= 1.48×32= 65×3.12=
1.05×24= 390×0.15= 0.57×23=
14.3×38= 0.371×16= 0.52×44=
12.5×42= 160×3.5= 0.87×16=
17×12.4= 2.3×240= 2.05×41=
2.08×26= 13.9×18= 2.65×12=
26×0.17= 2.56×25= 0.048×65=
59×3.4= 0.93×130= 16×4.25=
8.02×17= 5.75×12= 420×1.6=
2.67×14= 38×0.25= 63×0.051=
32×2.05= 0.324×17= 2.18×45=
8.3×2.6= 0.045×201= 52×8.36=
4.32×45= 2.1×640= 25×1.08=
0.43×2.9= 520×0.73= 81×0.17=
8.65×36= 4.5×217= 54×0.026=
0.35×25= 0.135×35= 53×0.27=
0.69×140= 204×8.5= 28.6×19=
45×4.32= 0.73×26= 218×4.5=
5.75×14= 3.8×125= 0.225×84=
2.05×24= 474×0.16= 0.023×54=
24.8×37= 0.025×14= 2.05×32=
45×0.038= 0.48×35= 240×3.5=
0.63×85= 8.02×580= 0.13×745=
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