1、1800+4900=(55-49)=1时-29分=( )分7吨+5吨=( )千克1吨-250千克=( )千克16+4=208=7+20=24-4=800=800-230=9001000-900=4800+4700=72(54-45)=1时-4分=( )分7吨+1吨=( )千克1吨-630千克=( )千克37+4=103=84+12=27-8=890-240=8009=7000-400=2900+3900=64(53-45)=1吨-400千克=( )千克13+8=901=77+11=068-1=6400=610-420=1001000-400=3900+2900=63(52-47)=1时-30分
2、=( )分2吨+4吨=( )千克1吨-40千克=( )千克75+7=5+13=98-8=900=900-320=7001000-500=4700+1200=(52-48)=1时-3分=( )分1吨+8吨=( )千克1吨-450千克=( )千克63+4=407+28=95-1=200=620-200=2000-500=2600+2100=56(53-48)=1时-18分=( )分6吨+9吨=( )千克1吨-80千克=( )千克11+3=8+22=57-6=750-440=3000-100=5000+1500=1时-33分=( )分8吨+2吨=( )千克1吨-660千克=( )千克33+10=3+
3、23=66-6=750-450=1300+3100=54(55-50)=1时-47分=( )分6吨+3吨=( )千克43+1=93-10=600-120=3000-200=1300+3500=81(51-50)=1时-13分=( )分6吨+6吨=( )千克1吨-480千克=( )千克90+2=3+15=47-8=4000-600=3900+4400=48(51-46)=1时-7分=( )分4吨+5吨=( )千克1吨-980千克=( )千克25+1=2+14=72-2=1940-160=5009000-300=3000+2900=(51-47)=1时-59分=( )分8吨+3吨=( )千克1吨-
4、890千克=( )千克11+10=1+27=86-7=970-490=7000-200=5000+4600=(54-49)=1吨-560千克=( )千克60+8=301+12=60-8=100=770-500=4000-800=4700+2700=421时-35分=( )分9吨+6吨=( )千克1吨-220千克=( )千克32+5=49-4=500=710-460=3000-700=2200+3500=3吨+3吨=( )千克1吨-680千克=( )千克48+6=1+20=70-10=710-310=8000-800=1100+1900=1时-36分=( )分4吨+6吨=( )千克1吨-720千
5、克=( )千克18+8=80-5=650-220=8000-200=4700+1900=(51-49)=1时-24分=( )分3吨+1吨=( )千克1吨-670千克=( )千克69+2=1+11=810-160=8000-900=3500+3700=(54-47)=1时-42分=( )分4吨+2吨=( )千克1吨-370千克=( )千克42+7=4+25=66-2=730-510=3800+2100=(51-45)=7吨+9吨=( )千克1吨-210千克=( )千克3+25=29-9=760-540=2300+2900=1吨+6吨=( )千克1吨-190千克=( )千克76+10=4+15=3
6、0-2=590-450=2003000-800=4200+1400=(54-50)=2吨+1吨=( )千克1吨-320千克=( )千克12+10=2+15=34-5=660-510=4001000-600=1700+1500=(52-45)=1时-5分=( )分1吨-180千克=( )千克83+1=8+28=61-7=680-140=6000-500=1300+3700=(51-48)=1时-41分=( )分9吨+3吨=( )千克1吨-410千克=( )千克50+7=703+22=72-3=730-120=9000-200=2400+1600=(52-49)=1时-15分=( )分44+4=1
7、+13=50-4=580-220=4800+3800=1吨+3吨=( )千克1吨-350千克=( )千克74+2=3+26=44-2=4000+3500=1时-26分=( )分28+10=4+24=33-2=980-200=2900+3500=(54-46)=1时-8分=( )分88+1=1+22=62-7=680-370=1000-800=3400+3500=1时-9分=( )分1吨+1吨=( )千克1吨-730千克=( )千克88+2=501+28=88-4=940-170=3800+4500=1吨+5吨=( )千克1吨-90千克=( )千克58+1=57-5=860-380=5000-200=1400+1200=1时-20分=( )分9吨+7吨=( )千克37+9=3+12=89-9=790-510=1500+1300=(54-48)=1时-11分=( )分1吨-120千克=( )千克21+6=78-4=660-110=5000+5000=2吨+2吨=( )千克51+2=93-5=800-150=5000-300=3900+3600=(53-50)=4吨+4吨=( )千克1吨-130千克=( )千克10+2=48-2=750-180=2900+1500=(55-48)=6吨+8吨=( )千克23+6=5+16=
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