一.括号部分提问.二.还有几道数学题不知道怎么列比例式方程1.I (take the bus 提问)to school.2.he bought (a book 提问) last week.3.she (watched tv 提问) yesterday.1.1/2X:3/8=1.22.3/8:X=1/3:1/103.10.5/X=0.5*0.7/4

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一.括号部分提问.二.还有几道数学题不知道怎么列比例式方程1.I (take the bus 提问)to school.2.he bought (a book 提问) last week.3.she (watched tv 提问) yesterday.1.1/2X:3/8=1.22.3/8:X=1/3:1/103.10.5/X=0.5*0.7/4
一.括号部分提问.二.还有几道数学题不知道怎么列比例式方程
1.I (take the bus 提问)to school.
2.he bought (a book 提问) last week.
3.she (watched tv 提问) yesterday.
1.1/2X:3/8=1.2
2.3/8:X=1/3:1/10
3.10.5/X=0.5*0.7/4

一.括号部分提问.二.还有几道数学题不知道怎么列比例式方程1.I (take the bus 提问)to school.2.he bought (a book 提问) last week.3.she (watched tv 提问) yesterday.1.1/2X:3/8=1.22.3/8:X=1/3:1/103.10.5/X=0.5*0.7/4
How do you go to school
What did she buy last week
What did she do yesterday

How do you go to school
What did she buy last week
What did she do yesterday1/2x=3/8×1.2 x=(3/8×1.2)÷1/21/3x=3/8×1/10 x=3/80÷1/3 x=9/800.5x=10.5×0.7/4 x=(10.5×0.7/4)÷0.5