【正文】 3=7+18=130+80=46－8=85－7=900 + 200 = 1800900= 480 + 580 = 470 + 110 = 250 170 = 870 480 = 310 + 690 = 830 + 610 = 930 + 210 = 440 + 720 = 290 210 = 590 410 =270 140 = 650 190 = 840 730 = 340 + 360 = 920 530 = 580 + 400 = 540 220 = 350 260 =550 440 = 890 470 = 530 260 = 380 130 =600 380 = 840 730 = 720 360 = 780 710 =480 260 = 550 390 = 680 520 = 340 270 =820 660 = 230 230 = 330 + 210 = 520 + 930 = 540 + 370 = 370 + 530 = 910 + 910 = 580 + 850 =210 + 410 = 530 + 390 = 240 + 790 = 650 + 640 =670 + 220 = 890 + 260 = 670 + 280 = 1100500=1400900= 500100= 1200900= 1000600= 1100500= 1500900= 1100600= 800200=300200= 1400500= 1100200= 1200700=1300500= 500 + 500 = 400 + 700 = 100 + 700 = 500 + 700 = 800 400 = 500 + 100 = 1000 900 =200 + 200 = 100 + 600 = 500 400 = 500 400 =1100 900 = 1200 700 = 400 + 300 = 1200 600 =600 + 200 = 100 + 200 = 700 + 400 = 800 + 600 =200 + 600 = 800 + 700 = 400 + 600 = 600 + 700 =700 + 500 = 600 + 100 = 500 + 500 = 500 + 100 =700 + 200 = 100 + 700 = 53 + 19 = 54 + 53 =30 + 56 = 66 + 36 = 79 + 56 = 93 + 98 =20 + 48 = 61 + 33 = 81 + 51 = 96 + 55 =600 380 = 840 730 = 720 360 = 780 710 =480 260 = 550 390 = 680 520 = 340 270 =820 660 = 230 230 = 330 + 210 = 520 + 930 = 540 + 370 = 370 + 530 = 910 + 910 = 580 + 850 =210 + 410 = 第 25 頁(yè)共25頁(yè)。3=24+8=27－3=42+13=42－6=7+44=42247。6=81247。8=57=72247。6=36247。8+7=70－59=89+21=54247。4=76+10=72247。5+8=89－8=12+20=93－80=65+37=10－8247。76=96－80+7=64－40－8=40－4+20=75－8=14247。3=9247。9=36247。5+36=68—42=28247。48=8247。43=65+37=12247。2=6247。7－3=49247。7=19+41=24－63=48－5=27247。7=42247。3=48=54247。3=24+8=27－3=42+13=42－6=7+44=42247。6=81247。7=89+21=58－36=57=72247。8=78+15=83－20=43－30=9247。7=5+58=64247。8=8247。9=53+8=49=8247。4=76+10=72247。8+7=93－80=65+37=10－8247。6=36247。9=11－40247。5+8=89－8=12+20=54247。76=96－80+7=64－40－8=40－4+20=75－8=14247。3=9247。9=36247。5+36=68—42=28247。48=8247。43=65+37=12247。2=6247。7－3=49247。7=19+41=24－63=48－5=27247。7=42247。3=48=54247。3=24+8=27－3=42+13=42－6=7+44=42247。6=81247。7=89+21=96－42=58－36=57=72247。8=78+15=83－20=43－30=9247。7=5+58=64247。8=8247。9=53+8=49=8247。7=69=56－30=35247。8=42247。1=15247。4=64247。8=30247。9=180－60=72－40=47＋8=14＋85=61＋27=170＋20=59=77=73＋16=60＋300=10247。8=（ ）4=2061－13=15247。9=58＋32=80－28=33＋60=54247。9=55－20=9＋46=9247。2=63247。3=36247。7=35－6=28247。8=32247。7=12247。8=21＋15=36＋22=59＋18=72＋24=41－29=44－9=72＋16=43＋32=35－8=56247。5=7247。9=64247。8=28＋6=75=36＋4=30247。4=7＋63=94=36247。4=45+44=11－40247。6+33=510+200=7+18=130+80=46－8=85－7=93－8=30247。8=64－8=240=71－7+30=48247。1=78=73－4=38247。7+25=15247。96=42247。6247。4=89247。4+48=25247。4+18=16247。37=8247。9+7=43247。3+6=56247。7=35247。9=49247。7=64－8=21247。9=42+13=24247。9=36247。1=7247。8=63=99=72247。1=99=84+7=80－44=1800－900=4900－1800=420+80=430+1000=500－60=89－8=64－8=34+9=14247。2=32247。8=64－8=240=71－7+30=70－59=89+21=27247。1=78=73－4=38247。4=45+44=48247。8=7+18=130+80=46－8=85－7=93－8=30247。6+33=510+200=15－45247。7+25=15247。96=42247。6247。4=89247。4+48=25247。4+18=16247。37=8247。9+7=43247。3+6=56247。7=35247。9=49247。7=64－8=21247。9=42+13=24247。9=36247。1=7247。8=63=99=72247。1=99=84+7=80－44=89－8=64－8=34+9=14247。2=32247。5=27＋25=27247。6=400＋50=38＋26=93－8=49247。3=16247。8=5247。6=36247。5=83－29=56=43－17=21＋27=32247。5=93=42－15=18247。6=40247。3=9247。7=96=99=46＋10=65＋40=81247。4=18247。7=( )8=4821247。4=80－9=( )6=3042247。6=42=21－7=73=8247。7=82=7＋56=56247。1=25＋23=12＋35=27＋71=46＋33=40247。8=38＋16=45247。5=63247。6=97=56247。6=59=24247。8=37－9=7＋44=54247。3=54247。9=35－7=67=32247。5=56247。7=18＋9=58=48247。9=77=48247。6=17－9=25＋5=71－50=56247。8=30247。6=63247。3=14247。4=32247。4=68－54=27247。6=12247。4=15247。4=12247。7=44－15=15247。5=54247。4=72－58=25+37=30247。3=72247。5=15+30=18247。8=40247。4=75－46=65+20=28+16=45－28=16247。6