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题型:解决问题 题类:常考题 难易度:普通
北师大版六年级数学上册一课一练2.3《分数的混合运算(三)》习题2
2.4× = 1.2÷ = 6+14× = × × =
÷12= + = 46÷ = × ÷ × =
⑴ ⑵
⑶ ⑷
⑸3(2y-3)+25=y-6(y+1) ⑹
⑺若3.5×[6.8-(1.6+Δ÷0.9)]÷8.4=0.5, 求Δ的值.
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