脱式计算
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3
5.67×0.2-0.62
18.1×0.92+3.93
0.0430.24+0.875
0.4×0.7×0.25
0.75×102 100-56.23
0.78+5.436+1
4.07×0.86+9.12.5
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62
18.1×0.92+3.93 0.0430.24+0.875
0.4×0.7×0.25 0.75×102 100-56.23
0.78+5.436+1 4.07×0.86+9.12.5
脱式计算（能简算要简算）
3.8+4.29+2.71+6.2
12.8×99+12.8
1.25×3.2×2.5
38.5÷2.5÷0.4
6.7×10.1 12.5—0.78—3.22 12.6×101—12.6 6.5×101
4.85×98
1.2×2.5+0.8×2.5
28×17.5—28×7.5 4.8×12.5
6/7＋2/15＋1/7＋13/15 19/21＋5/7－3/14
2/3＋5/9－2/3＋5/9
0.58+5/13+1.12+8/13
22+55÷11-2/8
7.09-5/12+12.03-7/12
13/5－0.81 －0.19
5 －（0.5 －3/10 ）
5.2＋4.8×3.5
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5 8/9+（1/4－1/9）+3/4 11-4/11-7/11 1/7+33.5+6/7-3.5 14/15－（6/15 +1/3） 7/8+1/8 －5/9 －4/9 7.68 - 7.68×0.5 30.8÷[14－(9.85＋1.07)]
20×[(2.44－1.8)÷0.4＋0.15] 28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1 777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕 （31.8+3.2×4）÷5 31.5×4÷(6+3)
0.64×25×7.8+2.2 2÷2.5+2.5÷2
194－64.8÷1.8×0.9 36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35） 0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3
18.1×0.92+3.93 5.67×0.2-0.62 0.0430.24+0.875
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3
18.1×0.92+3.93 5.67×0.2-0.62 0.0430.24+0.875
0.4×0.7×0.25 0.75×102 100-56.23
0.78+5.436+1 4.07×0.86+9.12.5
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62
18.1×0.92+3.93
0.4×0.7×0.25 0.75×102
0.78+5.436+1
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3) 0.0430.24+0.875 100-56.23 4.07×0.86+9.12.5
0.64×25×7.8+2.2 2÷2.5+2.5÷2
194－64.8÷1.8×0.9 36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35） 0.8×[(10－6.76)÷1.2] 19.4×6.1×2.3
5.67×0.2-0.62
18.1×0.92+3.93
0.0430.24+0.875
0.4×0.7×0.25
0.75×102 100-56.23 0.78+5.436+1
4.07×0.86+9.12.5
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15] 28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1 777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕 （31.8+3.2×4）÷5 31.5×4÷(6+3)
0.64×25×7.8+2.2 2÷2.5+2.5÷2
194－64.8÷1.8×0.9 36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35） 0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62
脱式计算
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3
5.67×0.2-0.62
18.1×0.92+3.93
0.0430.24+0.875
0.4×0.7×0.25
0.75×102 100-56.23
0.78+5.436+1
4.07×0.86+9.12.5
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62
18.1×0.92+3.93 0.0430.24+0.875
0.4×0.7×0.25 0.75×102 100-56.23
0.78+5.436+1 4.07×0.86+9.12.5
脱式计算（能简算要简算）
3.8+4.29+2.71+6.2
12.8×99+12.8
1.25×3.2×2.5
38.5÷2.5÷0.4
6.7×10.1 12.5—0.78—3.22 12.6×101—12.6 6.5×101
4.85×98
1.2×2.5+0.8×2.5
28×17.5—28×7.5 4.8×12.5
6/7＋2/15＋1/7＋13/15 19/21＋5/7－3/14
2/3＋5/9－2/3＋5/9
0.58+5/13+1.12+8/13
22+55÷11-2/8
7.09-5/12+12.03-7/12
13/5－0.81 －0.19
5 －（0.5 －3/10 ）
5.2＋4.8×3.5
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5 8/9+（1/4－1/9）+3/4 11-4/11-7/11 1/7+33.5+6/7-3.5 14/15－（6/15 +1/3） 7/8+1/8 －5/9 －4/9 7.68 - 7.68×0.5 30.8÷[14－(9.85＋1.07)]
20×[(2.44－1.8)÷0.4＋0.15] 28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1 777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕 （31.8+3.2×4）÷5 31.5×4÷(6+3)
0.64×25×7.8+2.2 2÷2.5+2.5÷2
194－64.8÷1.8×0.9 36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35） 0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3
18.1×0.92+3.93 5.67×0.2-0.62 0.0430.24+0.875
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3
18.1×0.92+3.93 5.67×0.2-0.62 0.0430.24+0.875
0.4×0.7×0.25 0.75×102 100-56.23
0.78+5.436+1 4.07×0.86+9.12.5
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62
18.1×0.92+3.93
0.4×0.7×0.25 0.75×102
0.78+5.436+1
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3) 0.0430.24+0.875 100-56.23 4.07×0.86+9.12.5
0.64×25×7.8+2.2 2÷2.5+2.5÷2
194－64.8÷1.8×0.9 36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35） 0.8×[(10－6.76)÷1.2] 19.4×6.1×2.3
5.67×0.2-0.62
18.1×0.92+3.93
0.0430.24+0.875
0.4×0.7×0.25
0.75×102 100-56.23 0.78+5.436+1
4.07×0.86+9.12.5
30.8÷[14－(9.85＋1.07)]
[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15] 28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1 777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕 （31.8+3.2×4）÷5 31.5×4÷(6+3)
0.64×25×7.8+2.2 2÷2.5+2.5÷2
194－64.8÷1.8×0.9 36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35） 0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62