15× = | - = | + = | ×25%= | 7÷ = |
÷ = | ÷10= | × = | 1÷ ÷ = | ÷ × = |
解:15× =3 | - =![]() | + =![]() | ×25%=![]() | 7÷ =49 |
÷ =![]() | ÷10=![]() | × =![]() | 1÷ ÷ =![]() | ÷ × =![]() |
分析:根据分数加、减、乘、除的计算方法和计算顺序进行计算.
点评:本题综合考查了学生分数四则运算的计算能力.
编辑:chaxungu时间:2026-04-27 08:20:09分类:小学数学题库
15× = | - = | + = | ×25%= | 7÷ = |
÷ = | ÷10= | × = | 1÷ ÷ = | ÷ × = |
解:15× =3 | - =![]() | + =![]() | ×25%=![]() | 7÷ =49 |
÷ =![]() | ÷10=![]() | × =![]() | 1÷ ÷ =![]() | ÷ × =![]() |