二十以内加减法

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1、1.5+10=2.6+13=3.17+1=4.4+10=5.6+10=6.13+1=7.3+16=8.()+7=199.16+3=10.12+()=1511.5+14=12.()+12=1913.12+()=1414.16+()=1815.13+7=16.11+()=1617.12+7=18.10+3=19.18+1=20.20=3+()21.4+()=1522.10+()=1323.3+12=24.15+()=1525.14+4=26.1+16=27.10+8=28.10+6=29.6+()=1830.()+17=1931.6+10()

2、2032.11+5=33.11+8=34.15+3=35.6+11=36.4+()=1737.13+4=38.5+()=1639.13+()=1640.17+2=41.16+1=42.14+3=43.10+4=44.3+15=45.6+12=46.13+6=47.11+4=48.13+2=49.()+18=1950.10+()=1651.()+10=1852.19+0=53.()+10=1154.10+()=1655.7+11=56.1+14=57.12+2=58.3+16=59.15+4=60.7+10=61.8+()=1862.()+

3、13=1663.9+10=64.15+0=65.10+2=66.4+13=67.14+6=68.5+15=69.4+()=2070.3+()=1871.()+0=1972.13+5=73.()+2=1674.()=11+275.8+10=76.()+16=1877.16+()=1878.()+5=1679.12+3=80.16+()=2081.()+4=1482.12+()=1883.11+7=84.11+3=85.11+()=1286.10+7=87.11+6=88.6+14=89.14+2=90.12+()=1891.4+11=92.

4、16+()=1693.15+1=94.3+()=1695.()+10=1996.()+10=1797.3+10=1.18-14=2.15-10=3.12-2=4.()-2=145.18-7-0=6.()-10=27.13-10()28.14-()=109.19-7=10.13-2=11.()-9=1012.18-6=13.13+4=17-4=14.()-7=1015.17-7=16.14-3=17.()-7=1118.18-()=519.19-3=20.()-10=121.15-()=1222.18-7=23.20-0=24.19-8=2

5、5.17-()=326.19-2=27.17-7()1028.16-2=29.19-10=30.18-8()031.19-()=932.19-5=33.15-()=534.16-3=35.19-9()1936.9+10=19-9=37.19-10=38.()-3=1539.16-6()840.15-()=1041.18-8=42.13-()=343.18-2=44.14-4=45.18-1=46.14-4=47.14-()=1148.18-5=49.18-3=50.18-()=1451.17-()=752.19-4=53.11-1()12

6、54.13-3()1255.16-()=456.()-10=257.12-2=58.13-10=59.19-9=60.16-()=1261.14-2=62.()-5=1263.14-14=64.17-7=65.19-12=66.16-4=67.14-()=1368.14-()=169.18-4=70.19-10()871.17+2=17-2=72.17-5=73.17-10=74.12+3=15-3=75.12+5=17-5=76.15-3=77.17-0=78.10+6=16-6=16-10=79.17-10()1780.17-()=2

7、81.11+6=82.15-4=83.15-10()1184.10+8=18-8=85.13-()=1186.18-5-3=87.14-4=88.14+5=89.()-8=1090.17-6=91.()-2=1392.13-3=93.18-5=94.()-10=695.19-6=96.()-4=1197.19-3=17-2=98.()-5=1199.17-3=16-3=100.()-3=121.9+()=142.9+()=143.9+4=4+9=4.9+3=9+5=9+7=9+9=5.9+()=126.9+1+7=9+8=7.9+2=8.

8、9+2=2+9=9.9+()=1710.9+()=1111.9+6=12.4+9=13.7+9=9+7=14.9+3=3+9=15.9+()=1516.()+9=1517.9+1+8=9+9=