四年级数学上册简便计算298.docx
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四年级数学上册简便计算298.docx
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四年级数学上册简便计算298
57.84-13.13-16.87
6.55×10+6.55×90
80×25-72
23.69+13.32+76.31
3.99×8.6+3.99×1.4
4.66×1004.11-4.66×4.11
94.06+85.12-84.06
32×1250×48
42.57-10.46-19.54
7.16×35+7.16×65
88×250-26
71.27+12.87+28.73
8.27×8.9+8.27×1.1
5.62×1007.64-5.62×7.64
92.8+34.44-82.8
44×25×19
73.56-11.96-18.04
1.65×85+1.65×15
72×1250-83
73.06+13.13+26.94
1.27×2.8+1.27×7.2
7.12×1002.84-7.12×2.84
82.4+47.12-62.4
20×25×37
44.55-14.42-15.58
2.45×45+2.45×55
56×25-66
61.61+13.52+38.39
9.82×8.5+9.82×1.5
8.44×11.44-8.44×1.44
61.01+26.95-31.01
20×125×55
74.6-10.31-19.69
4.45×13+4.45×87
48×125-12
37.19+14.49+62.81
9.03×1.9+9.03×8.1
2.91×17.94-2.91×7.94
85.37+78.67-55.37
20×125×67
97.08-10.09-19.91
7.27×37+7.27×63
48×25-78
57.64+10.18+42.36
5.83×1.6+5.83×8.4
7.27×1008.73-7.27×8.73
54.12+88.03-44.12
12×125×71
89.63-13.8-16.2
3.98×65+3.98×35
40×250-81
99.99+11.27+0.01
8.81×4.8+8.81×5.2
1.07×16.19-1.07×6.19
64.39+60.72-24.39
32×1250×66
65.25-14.01-15.99
1.96×61+1.96×39
24×125-22
61.58+14.94+38.42
9.91×1.7+9.91×8.3
5×102.65-5×2.65
75.7+46.1-45.7
24×125×14
89.81-14.79-15.21
7.14×30+7.14×70
8×250-21
68.37+12.92+31.63
6.92×1+6.92×9
3.68×103.35-3.68×3.35
86.46+11.94-56.46
36×250×33
91.03-14.47-15.53
2.88×27+2.88×73
48×250-48
10.26+14.08+89.74
8.24×3.1+8.24×6.9
9.01×16.04-9.01×6.04
54.2+79.26-34.2
28×25×63
85.07-12.07-17.93
2.76×74+2.76×26
48×25-27
89.24+11.83+10.76
5.47×3.3+5.47×6.7
5.48×13.92-5.48×3.92
75.25+58.14-25.25
36×250×40
65.67-11.23-18.77
1.55×4+1.55×96
8×250-44
24.71+12.24+75.29
9.69×1.5+9.69×8.5
2.18×1003.46-2.18×3.46
68.28+92.83-58.28
32×125×19
55.14-13.82-16.18
7.07×46+7.07×54
96×250-99
10+13.79+90
8.97×9.9+8.97×0.1
6.45×1004.47-6.45×4.47
98.8+60.13-78.8
8×1250×87
88.37-14.33-15.67
2.51×3+2.51×97
48×125-54
37.93+14.23+62.07
2.44×1.7+2.44×8.3
1.57×106.01-1.57×6.01
67.35+97.6-37.35
20×25×28
62.47-10.37-19.63
6.55×14+6.55×86
88×1250-12
48.22+12.95+51.78
6.56×3+6.56×7
2.57×106.26-2.57×6.26
91.29+66.19-41.29
32×1250×51
70.52-14.59-15.41
2.12×82+2.12×18
64×1250-26
10.05+14.12+89.95
5.41×4.9+5.41×5.1
2.74×15.78-2.74×5.78
85.16+77.09-65.16
48×250×14
56.89-13.63-16.37
8×98+8×2
96×1250-52
36.4+11.96+63.6
7.48×4.8+7.48×5.2
3.71×106.86-3.71×6.86
88.35+10.3-68.35
36×250×96
89.55-11.05-18.95
5.43×31+5.43×69
96×125-32
37.46+12.89+62.54
1.72×2.2+1.72×7.8
4.3×109.39-4.3×9.39
80.65+98.32-70.65
44×125×44
86.61-12.64-17.36
6.25×95+6.25×5
16×250-44
57.6+14.08+42.4
1.81×2.6+1.81×7.4
8.35×106.14-8.35×6.14
80.15+84.14-40.15
4×250×11
81.22-11.61-18.39
5.82×87+5.82×13
16×25-48
70.6+13.74+29.4
6.97×1.4+6.97×8.6
1.01×1007.36-1.01×7.36
91.28+18.6-81.28
36×250×98
67.38-12.83-17.17
4.61×52+4.61×48
88×25-88
14.93+11.63+85.07
5.95×3.1+5.95×6.9
1.62×107.05-1.62×7.05
85.52+94.95-75.52
40×125×58
92.53-12.43-17.57
8.75×15+8.75×85
16×25-59
58.34+10.91+41.66
6.86×4.8+6.86×5.2
5.4×11.37-5.4×1.37
97.85+77.36-47.85
48×25×84
91.77-12.38-17.62
9.42×33+9.42×67
80×250-11
94.12+10.73+5.88
5×5.2+5×4.8
4.42×1003.41-4.42×3.41
81.33+71.61-71.33
44×25×81
83.72-11.67-18.33
8.15×80+8.15×20
64×250-53
22.43+12.94+77.57
8.97×7.9+8.97×2.1
2.36×19.83-2.36×9.83
91.5+73.26-81.5
44×25×85
99.07-11.5-18.5
4.94×27+4.94×73
32×25-34
80.96+11.33+19.04
6.05×0.1+6.05×9.9
5.6×101.08-5.6×1.08
86.83+22.83-76.83
8×1250×42
76.59-13.37-16.63
7.34×21+7.34×79
8×250-31
68.22+14.66+31.78
4.51×2.3+4.51×7.7
1.1×13.84-1.1×3.84
63.14+62.32-13.14
8×1250×36
45.06-12.15-17.85
4.52×76+4.52×24
40×1250-41
43.14+12.74+56.86
9.25×1+9.25×9
1.72×17.59-1.72×7.59
72.59+10.19-32.59
24×1250×65
52.13-14.98-15.02
5.39×3+5.39×97
56×1250-66
38.69+10.4+61.31
3.53×6.3+3.53×3.7
7.27×17.59-7.27×7.59
92.22+38.15-52.22
28×25×76
46.48-11.74-18.26
5.15×86+5.15×14
48×25-10
31.33+11.77+68.67
2.32×2.7+2.32×7.3
6.76×12.49-6.76×2.49
78.66+10.17-58.66
36×1250×51
52.36-10.37-19.63
6.35×47+6.35×53
40×1250-30
37.78+12.46+62.22
6.95×5.3+6.95×4.7
2.38×1003.09-2.38×3.09
50.48+77.39-40.48
8×1250×19
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