28+34+23=25+34+30=45+36+18=24+51+15=46+25+17=19+40+30=30+5+64=45+9+36=37+28+19=24+45+30=55+30+8=21+30+39=54+20+16=48+36+5=15+39+36=51+37+9=7+59+20=17+18+64=51+30+9=28+29+26=19+55+25=24+48+17=24+21+45=26+40+8=竖式计算85-40-26=注意进位的 181-7-70=注意退位的点67-25+28=时间:39+8-20=90-58-24=67-25-28=56+34-20=56+8-20=72-6-40=70-23-35=78-24+39=18+8-20=56-12-17=78-24-39=70-23+45=69+30-45=40-23-12=98-28-9=37+10-5=26+40-8=36-4-32=71-26-7=74+6-80=65+18-39=71-65+43=24+51-19=30-21+39=45+36-9=35-16+39=45-9+15=28+43-24=17+6-8=75+9-73=23+41-39=43-8+30=28+4-24=98-37+16=50+27-9=70-4+18=90-11+32=42-8+35=7+26-18=31+52-17=46-39+7=82-7+13=96-60+24=27+50-9=20+34-49=28+34+23=25+34+30=45+36+18=24+51+15=46+25+17=19+40+30=30+5+64=45+9+36=37+28+19=24+45+30=55+30+8=21+30+39=54+20+16=48+36+5=15+39+36=51+37+9=7+59+20=17+18+64=51+30+9=28+29+26=19+55+25=24+48+17=24+21+45=26+40+8=竖式计算85-40-26=注意进位的 181-7-70=注意退位的占心 67-25+28=90-58-24=67—25—28=56+34-20=72-6-40=70-23-35=78-24+39=56-12-17=78-24-39=70-23+45=40-23-12=98-28-9=37+10-5=36-4-32=71-26-7=74+6-80=时间:39+8-20=56+8-20=18+8-20=69+30-45=26+40-8=65+18-39=71-65+43=28+43-24=17+6-8=24+51-19=23+41-39=43-8+30=30-21+39=98-37+16=50+27-9=45+36-9=90-11+32=42-8+35=35-16+39=31+52-17=46-39+7=45-9+15=96-60+24=27+50-9=75+9-73=28+4-24=70-4+18=7+26-18=82-7+13=20+34-49=竖式计算80-76+43=注意进位 1 注意退位点时间:24+51-19=30-21+39=45+36-9=35-16+39=28+43-24= 17+6-8=23+41-39=98-37+16=90-11+32=31+52-17=43-8+30=50+27-9=42-8+35=46-39+7=75+9-73=28+4-24=70-4+18=7+26-18=82-7+13=姓名:日期:0x5+43=9x7=9x3-8=75+2x4=5x6=4x5=8x0=9x6=6x9=7x9=8x7=8x8=7x4-19=23+9x5=9x7=9x9=50-41=4x8=6x8+30=28+8x5=6x8=9x7=5x0=7x7=7x6=0x5=7x8=7x6=6x8+39=98-7x4=3x9=9x8=4x9-9=31+5x7=8x7-9=70-4x9=90-3x7=9x0+24=4x8+35=7+2x8=3x6+39=9x0=46-3x7=8x7+13=45-9x5=7x8=27+0x0=0x4-49=0x3=9x2=2x6=9x9=7x9=6x9=8x9=8x8=6x9=8x0=3x6=6x6=0x8=8x9=8x2=7x0=0+9=5x5=5x0=6x7=28+5x3=6x7=6x4=5x5=5x7=9x0=9x0=4x4=9x0=8x9=2x8=3x0=4x8=5x4=7x6=0x1=