=(0.4×25)×(125×0.8)
=10×100=1000
1.25×(8+10)
=1.25×8+1.25×10
=10+12.5=22.5
9123-(123+8.8)
=9123-123-8.8
=9000-8.8
=8991.2
1.24×8.3+8.3×1.76
=8.3×(1.24+1.76)
=8.3×3=24.9
9999×1001
=9999×(1000+1)
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=(14.8-6.5)×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
8.3×(6.3+3.7)
=8.3×10
=83
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
933-157-43
=933-(157+43)
=933-200
=733
4821-998
=4821-1000+2
=3823
I32×125×25
=4×8×125×25
=(4×25)×(8×125)
=100×1000
=100000
9048÷268
=(2600+2600+2600+1248)÷26
=2600÷26+2600÷26+2600÷26+1248÷269
=100+100+100+48
=348
56+31+24=(56+24)+31=80+31=111
615+475+125 =615+(475+125)=615+600=1215
125×64 =125×8×8=1000×8=8000
89+101+111=101+(89+111)=101+200=301
24+127+476+573 =(24+476)+(127+573)=500+700=1200
400-273-127=400-(273+127)=400-400=0
327+(96-127)=327-127+96=200+96=296
70×98=70×(100-2)=7000-140=6860
442-103-142 =442-142-103=300-103=197
999+99+9=1000+100+10-3=1110-=1107
67×5×2 =67×(5×2)=67×10=670
25×(78×4)=25×4×78=100×78=7800
72×125 =9×(8×125) =9×1000=9000
9000÷125÷8=9000÷(125×8)=9000÷1000=9
400÷25 =400÷100×4=4×4=16
25×36=25×4×9=100×9=90
103×27=(100+3)×27=2700+81=2781
76×102=76×(100+2)=7600+152=7752
3600÷25÷4 =3600÷(25×4)=3600÷100=36
99×35=(100-1)×35=3500-35=3465
(25+12)×4=25×4+12×4=100+48=148
56×27+27×44=(56+44)×27=100×27=2700
56×99+56 =56×(99+1)=56×100=5600
125×25×8×4=125×8×(25×4)=1000×100=100000
25×32×125 =(25×4)×(8×125)=100×1000=100000
10÷3.14-6.86÷3.14 =(10-6.86)÷3.14 =3.14÷3.14 =1
37.68÷0.25÷4 =37.68÷(0.25×4) =37.68÷1 =37.68
3.75-(2.75-1.3) =3.75-2.75+1.3 =1+1.3 =2.3
2.5×3.2×12.5 =(2.5×0.4)×(8×12.5) =1×100 =100
3.75-(2.8-1.25) =3.75+1.25-2.8=5-2.8 =2.2
56+31+24=(56+24)+31=80+31=111
615+475+125 =615+(475+125)=615+600=1215
125×64 =125×8×8=1000×8=8000
89+101+111=101+(89+111)=101+200=301
24+127+476+573 =(24+476)+(127+573)=500+700=1200
400-273-127=400-(273+127)=400-400=0
327+(96-127)=327-127+96=200+96=296
70×98=70×(100-2)=7000-140=6860
442-103-142 =442-142-103=300-103=197
999+99+9=1000+100+10-3=1110-=1107
67×5×2 =67×(5×2)=67×10=670
25×(78×4)=25×4×78=100×78=7800
72×125 =9×(8×125) =9×1000=9000
9000÷125÷8=9000÷(125×8)=9000÷1000=9
400÷25 =400÷100×4=4×4=16
25×36=25×4×9=100×9=90
103×27=(100+3)×27=2700+81=2781
76×102=76×(100+2)=7600+152=7752
3600÷25÷4 =3600÷(25×4)=3600÷100=36
99×35=(100-1)×35=3500-35=3465
615+475+125 =615+(475+125)=615+600=1215
125×64 =125×8×8=1000×8=8000
89+101+111=101+(89+111)=101+200=301
24+127+476+573 =(24+476)+(127+573)=500+700=1200
400-273-127=400-(273+127)=400-400=0
327+(96-127)=327-127+96=200+96=296
70×98=70×(100-2)=7000-140=6860
442-103-142 =442-142-103=300-103=197
999+99+9=1000+100+10-3=1110-=1107
67×5×2 =67×(5×2)=67×10=670
25×(78×4)=25×4×78=100×78=7800
72×125 =9×(8×125) =9×1000=9000
9000÷125÷8=9000÷(125×8)=9000÷1000=9
400÷25 =400÷100×4=4×4=16
25×36=25×4×9=100×9=90
103×27=(100+3)×27=2700+81=2781
76×102=76×(100+2)=7600+152=7752
3600÷25÷4 =3600÷(25×4)=3600÷100=36
99×35=(100-1)×35=3500-35=3465
(25+12)×4=25×4+12×4=100+48=148
56×27+27×44=(56+44)×27=100×27=2700
56×99+56 =56×(99+1)=56×100=5600
125×25×8×4=125×8×(25×4)=1000×100=100000
25×32×125 =(25×4)×(8×125)=100×1000=100000
10÷3.14-6.86÷3.14 =(10-6.86)÷3.14 =3.14÷3.14 =1
37.68÷0.25÷4 =37.68÷(0.25×4) =37.68÷1 =37.68
3.75-(2.75-1.3) =3.75-2.75+1.3 =1+1.3 =2.3
2.5×3.2×12.5 =(2.5×0.4)×(8×12.5) =1×100 =100
3.75-(2.8-1.25) =3.75+1.25-2.8=5-2.8 =2.2
=(135-35)×35
=100×35
=3500
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