发布时间 : 星期一 文章小学二年级数学速算与巧算更新完毕开始阅读c029a9c7793e0912a21614791711cc7931b778f2
更多学习资料，欢迎关注公众号“考试笔记”
15-9+15= 14-12+18= 7+19-15= 18+6-19= 10-8+15= 18+5-8= 16-9+15= 23-15+18= 23-9+11= 26-17+18= 26-17= 35-17= 42-38= 76-59= 35-29= 82-34= 61-37= 60-25= 34+36= 100-60= 20+8-16= 28-9-19= 28-9+12= 27-18+8= 15+14-19= 12-5+17= 9+18-9= 21-8+16= 22-6+16= 13+15-19= 14+17-9= 15+15-11= 13+10-13= 23-5+15= 12+15-18= 23-9+11= 25-18+15= 29-16+15= 23-9+13= 30-15+6=
29-15+8= 18+6-19= 13+15-19= 26+18= 91-18= 83-24= 67-19= 76-28= 46-46= 36+45= 25+37= 19+28= 36+45= 28+34= 26+38= 37+48= 34+19= 28+39= 34+38=
38+36=
28+16= 42+19= 35+27= 34+6= 35+25= 26+34= 18+42= 35+42= 62-38= 51-18= 52-16= 61-19= 34+38= 38+36= 28+27= 35+26= 34+19= 28+39= 34+38= 38+36=
31
80-34= 76-54= 38+36= 28+27= 35+26= 46+29= 33+49= 34+46= 25+37= 42+37= 32-16= 45-29= 56-28= 39-27= 92-47= 18+39= 81-47= 82-36= 75-46= 37+48=
更多学习资料，欢迎关注公众号“考试笔记”
30-14+8= 30-16+9= 29-15+8= 22-6+8= 8+19-11= 28+27= 35+26= 46+29= 33+49= 34+46= 54-26= 38+27= 62-38= 51-18= 90-17= 34+19= 28+39= 34+38= 38+36= 54-26= 27-16+15= 18+6-15= 16-9+15= 15+19-16= 16+12-18= 18+11-13= 18+12-19= 22-15+7= 23-15+16= 24-8+12= 21+3-15= 26-17+18= 23-15+18= 26-18+17= 23-15+18= 25-9+13= 24-15+13= 26-18+15= 28-18+16= 26-18-7=
25+37= 42+37= 32-16= 45-29= 56-28= 39-27= 92-47= 18+39= 81-47= 82-36= 75-46= 37+48= 34+19= 28+39= 34+38= 38+36= 54-26= 38+27= 62-38=
51-18=
82-34= 61-37= 60-25= 34+36= 80-49= 9+34= 18+26= 35+24= 26+27= 37+25= 91-8= 73-29= 84-16= 54-54= 50-26= 60-37= 50-28= 80-34= 80-80= 80-25=
31
38+27= 45-29= 19+28= 28+34= 37+48= 28+39= 38+36= 18+39= 35+16= 54+28= 38+26= 37+16= 51-34= 54-28= 92-47= 18+39= 81-47= 82-36= 75-46= 36+45=
更多学习资料，欢迎关注公众号“考试笔记”
25-6+11= 26-8+12= 25-9-13= 26-8+3= 25+3-15= 52-16= 61-19= 82-34= 93-48= 76-38= 54-18= 54+37= 80-34= 76-54= 82-37= 28+34= 26+38= 37+48= 34+19= 38+27= 18+16-19= 11+13-15= 18+5-8= 12+15-9= 15+4-18= 13+8-19= 5+17-14= 16-8+17= 30-18+6= 30-13-8= 30-13-15= 30-15+14= 26-18+8= 19-8+17= 25-18+6= 25-18+17= 15+14-8= 13+18-19= 15+17-14= 22-6+13=
75-26= 74-34= 36+45= 39-27= 45-29= 19+28= 28+34= 37+48= 28+39= 38+36= 18+39= 82-36= 37+48= 28+39= 100-76= 26-0= 15-15= 26-0= 100-76=
38+16=
29+16= 25+67= 35+18= 42+9= 19+48= 36+45= 75-26= 74-34= 15-15= 26-10= 100-76= 38+16= 34+19= 38+29= 37+28= 35+16= 54+28= 38+26= 37+16= 35-29=
31
62-38= 51-18= 52-16= 37+16= 51-34= 54-28= 56-27= 64-13= 58+16= 34+6= 35+25= 26+34= 18+42= 82-34= 61-37= 60-25= 80-34= 76-54= 82-37= 9+16=
更多学习资料，欢迎关注公众号“考试笔记”
19+10-17= 15+15-18= 23-14+15= 7+16-18= 11+13-15= 34+19= 38+29= 37+28= 35+16= 54+28= 37-21= 37-37= 100-82= 42+19= 35+27= 35+19= 26+18= 91-18= 83-24= 67-19= 13+2+14= 30-18-9= 11+3+15= 30-8-16= 9+10+1= 26-10-13= 18+6+4= 29-5-7= 30-16-5= 8+13+1= 12+15+3= 12+15+2= 30-13-15= 30-15-4= 30-19-8= 30-16-5= 30-5-17= 30-16-13= 30-16-14= 30-11-13=
38+26= 37+16= 51-34= 54-28= 56-27= 64-13= 58+16= 12+29= 13+56= 34+19= 35+19= 26+18= 91-18= 83-24= 67-19= 76-28= 46-46= 15+68= 63-25=
64-28=
34+6= 35+25= 26+34= 10+37= 36+25= 42-19= 72-35= 85-26= 34+29= 19+28= 25+37= 28+34= 37+48= 28+39= 38+36= 35+26= 33+49= 25+37= 51-34= 56-27=
31
35+27= 34+6= 35+25= 26+34= 10+37= 36+25= 42-19= 72-35= 85-26= 34+29= 19+28= 25+37= 28+34= 37+48= 28+39= 38+36= 35+26= 33+49= 25+37= 51-34=