日期：用时：加法口算1/758+15=59+30=39+40=79+6=75+19=54+7=59+40=46+35=77+10=55+18=41+40=27+22=80+7=79+13=63+35=77+18=79+19=36+27=39+10=46+26=20+40=74+20=33+41=27+55=20+9=62+13=31+46=67+19=78+18=69+9=65+11=51+30=32+46=39+52=44+54=64+30=82+16=61+14=70+25=30+35=80+14=47+37=日期：用时：减法口算2/762-21=27-26=50-16=85-20=41-6=24-22=54-8=32-20=88-74=53-29=57-41=69-22=35-29=21-7=65-59=27-16=76-76=76-41=34-10=96-26=75-20=22-19=38-29=44-39=65-51=96-29=71-64=40-13=78-20=51-39=36-26=82-78=99-11=87-8=56-48=69-17=37-7=64-39=63-62=43-36=85-35=78-23=日期：用时：乘法口算3/72×8=9×6=5×6=8×6=8×9=9×2=2×7=4×9=3×2=3×6=8×5=8×2=8×8=5×3=8×3=5×4=8×4=7×2=9×9=5×2=4×2=6×7=6×2=7×7=6×8=9×7=8×7=6×3=3×8=2×4=3×7=7×4=3×3=2×2=5×9=6×5=4×7=9×8=4×8=4×4=4×6=7×9=日期：用时：连加连减4/751+6+12=58+25+10=25+23+10=29+20+18=42+23+10=59+30+8=29+21+33=34+11+26=55+30+12=58+14+9=59+12+5=55+10+5=33+13+35=57+17+21=45+14+38=28+12+59=46+25+10=54+26+10=38+24+17=36+16+47=50+16+31=46+20+14=55-27-12=99-79-15=99-86-10=58-45-10=92-80-8=98-72-11=97-82-13=72-47-18=76-58-15=97-57-31=43-25-17=53-24-6=51-23-12=56-20-15=47-32-14=37-20-9=66-45-6=34-24-7=91-40-20=72-39-15=日期：用时：加减混合5/721+10-25=44+25-16=39+7-43=59+8-60=55+12-12=55+26-11=36+23-44=44+12-52=48+8-52=26+25-31=49+22-64=57+22-77=25+11-8=54+7-40=38+22-45=60+12-67=45+28-16=56+14-67=43+8-23=60+25-74=55+15-34=48+17-55=42+8-17=52+6-9=32+19-39=26+13-29=60+8-15=36+9-37=34+27-18=25+22-16=30+24-21=54+18-35=57+19-61=39+7-21=48+23-20=44+7-21=37+11-36=31+25-52=53+5-55=39+18-33=24+30-15=20+20-10=日期：用时：乘法与加减混合6/76×8+32=6×7+48=7×7+45=7×4+14=7×2+24=4×7+38=8×2+28=6×6+60=6×8+11=4×2+61=6×7+14=5×9+25=4×9+10=6×6+53=3×9+29=3×5+80=9×2+58=8×9+20=3×2+81=4×6+71=4×9+36=9×9+13=6×5-23=4×5-8=7×5-27=2×7-7=6×5-11=4×3-6=6×3-12=9×5-33=8×8-15=5×8-35=2×4-3=5×2-3=7×5-26=3×5-7=8×4-17=9×2-11=9×7-14=4×2-4=6×2-8=7×8-25=日期：用时：整理复习7/763+33=56+38=33+52=20+72=39+17=33+48=84+5=44+49=79+10=26+44=71-7=60...
