1、5X 5=18-2=20-4=12 + 4=5X 1 =4X 7=7X 6=3X 9=49-7=12+ 2=25-5=9- 1 =10-2=4X 9=30+ 6=63 + 7=1 X 1 =3X 7=2+ 2=45+ 9=5X 3=9X 4=2X 6=7X 9=12-4=30-6=64 + 8=5X 8=8X 3=3X 3=6-3=9X 2=81 - 9=5X 4=56 - 8=72 - 9=3X 2=7-7=64 - 8=18-3=16-8=5- 1 =24- 6 =1 X 6=7- 1 =8 X 5- 8=8X 8=54 - 9=21 - 7=4X 3=63 - 7=6X 3=8X 9=3
2、X 1 =7X 3=72 - 8=8X 5=9X 6=35 - 7=40 - 8=6X 4=36 - 6=9-9=9X 3=4X 4=42 - 7=6X 9=6X 5=45 - 9=5X 7=30 - 6=25+41=9X 8=9X 7=14-2=24 - 4=8- 1 =7X 7=28+ 7=40-8=9X 5=2X 2=6X 6=7X 4=27-3=9- 9=4-4=7X 8=36 - 9=35 - 5=24 - 6=10-5=12-3=15-5=5X 9=81-9=20 - 4=65+26=36 + 9=2X 1 =4X 9* 6=21* 3=8* 8=12* 4+9=7X 2=32*
3、4=72* 9=63-9=28* 7=85-62=4X 5=20* 5=36* 4=30* 5=24* 8=30* 6=6X 7=16* 8=42* 7=5X 2=35* 5=50+40=48* 6=21* 7=49* 7=42+36=3X 8=45-6=25* 5=8* 2=24* 4=4* 1 =63* 9=8X 7=45* 5=28* 4=16* 2=39+45=40* 5=81* 9=75-64=8* 4=10* 2=12* 2=8X 6=3X 4=6* 1 =15* 3=14-7=42 + 6=6 * 6=45+45=8X 2=63+24=8-4=66+26=72* 8=9- 3=9
4、X 1 =8* 1 =52+35=20 - 5=14* 2=4X 2=4X 1 =56* 7=14+ 7=3X 5=56+35=6+ 3=8+ 4=90-65=27+ 9=14+ 2=63 + 9=80-46 =41+25=1 x 6X 8=25 + 5=56 + 7=35+ 7=30 + 5=49+ 7=25+16=36+24=16+ 2=40 + 5=9+ 3=71-68 =78-19=6X 1 =24 + 6=16+ 8=24 + 4=15+ 3=36+42=8 + 8=21 + 3=72 + 8=32 + 4=48 + 6=35+ 5=12-2=21-7=8X 4=18+27=8-2=
5、49+13=33-19=63 - 9=6X 8=56 - 7=35-2 6=35+16 =16+25=35-5=15+16=71 -68 =28 + 4=27+ 3=9+ 1 =4 + 4=49 + 7=42 + 7=21 + 7=12+ 3=81 + 9=20+ 4=36-17=35 + 7=18+ 6=8+ 1 =9+19=16+ 4=36 + 6=二年级除法口算姓名：84X 6=40- 8=48 - 8=56+44=25 - 5 =2X 5=8 X 6=45-39 =5+52=17+25=32 - 8=1X 6=6 6=3X4=45-5=12-6=3X5=25-5 =1 X 4=35 - 7 =8X 3 =1- 1 =2X 7 =3 X 5=18-2 =3+17=1 X 7=8X 1 =
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