三年级数学口算题300道

亲爱的同学们，口算能力是数学学习的基础，就像盖房子需要坚实的地基一样。熟练的口算不仅能帮你快速解决数学问题，还能让你在日常生活中更自信地运用数学。这份口算题集包含了三年级阶段常见的各类口算题型，希望大家能坚持练习，每天进步一点点。练习时，请注意看清数字和运算符号，争取又快又准哦！一、100以内加法（一）两位数加一位数（不进位）1.23+5=2.45+3=3.56+2=4.31+8=5.62+6=6.74+4=7.15+3=8.27+2=9.38+1=10.89+0=11.53+4=12.65+3=13.71+7=14.22+6=15.44+5=16.36+3=17.57+1=18.68+2=19.19+8=20.73+5=（二）两位数加一位数（进位）21.28+5=22.37+6=23.46+7=24.55+8=25.64+9=26.73+8=27.19+5=28.26+6=29.35+7=30.44+8=31.53+9=32.62+8=33.71+9=34.39+4=35.48+5=36.57+6=37.66+7=38.25+9=39.18+7=40.59+3=（三）两位数加两位数（不进位）41.23+45=42.34+52=43.45+33=44.56+21=45.17+62=46.38+41=47.29+50=48.61+18=49.72+27=50.13+85=51.22+33=52.44+55=53.15+24=54.36+42=55.57+21=56.68+11=57.29+30=58.71+18=59.43+35=60.54+25=（四）两位数加两位数（进位）61.28+35=62.46+27=63.53+38=64.37+45=65.65+26=66.74+19=67.49+33=68.58+25=69.36+47=70.25+56=71.63+29=72.44+38=73.57+25=74.39+44=75.68+23=76.52+39=77.43+48=78.26+57=79.38+35=80.69+22=二、100以内减法（一）两位数减一位数（不退位）81.56-3=82.78-5=83.69-6=84.95-2=85.87-4=86.43-1=87.52-0=88.61-1=89.74-3=90.35-2=91.86-5=92.73-3=93.65-4=94.58-6=95.49-7=96.37-5=97.28-8=98.19-9=99.64-2=100.83-1=（二）两位数减一位数（退位）101.34-6=102.45-7=103.56-8=104.67-9=105.73-5=106.82-4=107.91-3=108.22-5=109.31-7=110.40-8=111.54-6=112.63-8=113.72-9=114.85-7=115.94-8=116.36-9=117.47-8=118.58-9=119.29-3=120.60-5=（三）两位数减两位数（不退位）121.78-23=122.65-41=123.96-52=124.87-33=125.54-21=126.75-32=127.68-44=128.99-55=129.84-13=130.76-22=131.53-31=132.62-40=133.81-50=134.93-62=135.77-33=136.64-21=137.55-33=138.88-44=139.79-56=140.63-20=（四）两位数减两位数（退位）141.54-28=142.63-35=143.72-47=144.81-56=145.90-63=146.45-19=147.56-27=148.67-38=149.78-49=150.32-15=151.41-26=152.50-34=153.68-49=154.71-35=155.83-57=156.92-68=157.55-29=158.64-37=159.73-45=160.80-52=三、表内乘法（一）一位数乘一位数161.2×3=162.3×4=163.5×5=164.6×7=165.8×9=166.1×8=167.4×0=168.7×6=169.9×3=170.5×8=171.2×9=172.4×7=173.6×5=174.3×8=175.7×9=176.8×4=177.5×6=178.9×7=179.3×6=180.2×7=（二）两位数乘一位数（不进位）181.12×3=182.21×4=183.33×2=184.14×2=185.22×3=186.31×5=187.11×7=188.42×2=189.13×5=190.23×3=191.32×3=192.15×4=193.24×2=194.41×2=195.16×3=196.25×2=197.34×2=198.17×2=199.43×2=200.18×4=（三）两位数乘一位数（进位）201.13×4=202.24×3=203.15×6=204.36×2=205.25×3=206.17×5=207.42×3=208.19×4=209.26×4=210.37×2=211.18×5=212.23×4=213.32×5=214.27×3=215.16×5=216.33×3=217.22×5=218.44×2=219.19×3=220.28×3=四、表内除法（一）除法基础（商为一位数）221.12÷3=222.18÷6=223.25÷5=224.36÷9=225.42÷7=226.56÷8=227.0÷5=228.49÷7=229.32÷4=230.27÷3=231.64÷8=232.45÷9=233.54÷6=234.35÷7=235.21÷3=236.16÷2=237.30÷5=238.48÷6=239.72÷9=240.14÷7=（二）有余数的除法（商为一位数）241.10÷3=242.17÷5=243.23÷4=244.38÷6=245.47÷7=246.50÷8=247.25÷3=248.37÷4=249.46÷5=250.53÷7=251.60÷9=252.22÷5=253.33÷6=254.44÷7=255.55÷8=256.19÷4=257.28÷5=258.39÷6=259.41÷8=260.59÷9=五、两步运算（乘加、乘减）261.3×4+5=262.5×6-7=263.2×9+8=264.7×7-6=265.4×8+3=266.6×5-4=267.3×7+9=268.8×4-5=269.5×9+6=270.2×6-3=271.9×3+7=272.4×5-8=273.7×8+2=274.6×9-9=275.3×3+15=276.5×4-10=277.8×2+20=278.6×6-12=279.9×5+11=280.7×3-9=六、综合练习281.36+27=282.75-49=283.8×6=284.54÷9=285.43+38=286.90-56=287.7×8=288.35÷5=289.29+65=290.63-28=291.9×4=292.48÷6=293.57+26=294.81-