☆被减数,减数,差和是,120.减数,差的比是3:7,求被减数,减数,差各是几?

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☆被减数,减数,差和是,120.减数,差的比是3:7,求被减数,减数,差各是几?

☆被减数,减数,差和是,120.减数,差的比是3:7,求被减数,减数,差各是几?
☆被减数,减数,差和是,120.减数,差的比是3:7,求被减数,减数,差各是几?

☆被减数,减数,差和是,120.减数,差的比是3:7,求被减数,减数,差各是几?
被减数是―80,减数是60,差是140

60.18.42

40
10
70