二年级加减乘除混合运算口算练习
时间:2025-04-21
时间:2025-04-21
提高学生的速算能力
6+27+25= 23+14-15= 25+36+19= 38-19-6= 44-13+38= 39-17+49= 3×6+25= 2×9+39= 3×4+49= 29+33-28= 45+26-16= 5×9-29= 16-11+48= 7×4+18= 54+36-25= 57-18+25= 44-21+12= 54-36-11= 29+33+26= 45+26+2= 6×6+43= 3×5+31=
28-23+81= 46-38+45= 8×8-24= 7×9-36= 4×6+40= 59-31+48= 97-54-25= 69-60+87= 55-27+32= 4×8+32= 39+28-17= 99-7×9= 15+7+37= 100-65-46= 87-57+26= 99-69+18= 74+19-37= 5×9+13= 74+9+7= 8×7-56= 70-15-33= 53-37+21=
17+64-27= 9×4+3= 87+6-45= 3×9+36= 32-16+25= 42+39+19= 81-6×8= 37+16+13= 35-27+67= 91-9×9= 67-37+25= 96-34+11= 49+27+31= 77-16-17= 98-55-16= 23+25+17= 7×4+18= 4×9+21= 50-16+46= 7×9+24= 64-38+45= 3×7+42=
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