×3= | 5÷ = | ÷ = | ÷ × = |
×2= | × = | ÷ = | ×( + )= |
解:
×3=1![]() | 5÷ =15 | ÷ =1![]() | ÷ × =![]() |
×2=![]() | × =![]() | ÷ =![]() | ×( + )=![]() |
分析:利用分数乘除法法则进行计算即可.
点评:此题考查了分数的四则混合运算.
编辑:chaxungu时间:2026-04-27 11:39:54分类:小学数学题库
×3= | 5÷ = | ÷ = | ÷ × = |
×2= | × = | ÷ = | ×( + )= |
解:
×3=1![]() | 5÷ =15 | ÷ =1![]() | ÷ × =![]() |
×2=![]() | × =![]() | ÷ =![]() | ×( + )=![]() |