(1)(2分之1+3分之1+4分之1+6分之1)×48(2)0.7×36.5+0.7×64.5-0.7
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(1)(2分之1+3分之1+4分之1+6分之1)×48(2)0.7×36.5+0.7×64.5-0.7
(1)(2分之1+3分之1+4分之1+6分之1)×48
(2)0.7×36.5+0.7×64.5-0.7
(1)(2分之1+3分之1+4分之1+6分之1)×48(2)0.7×36.5+0.7×64.5-0.7
(1)(2分之1+3分之1+4分之1+6分之1)×48
=2分之1x48+3分之1x48+4分之1x48+6分之1x48
=24+16+12+8
=60
(2)0.7×36.5+0.7×64.5-0.7
=0.7x(36.5+64.5-1)
=0.7x100
=70
有不明白的可以追问!谢谢!
祝学习进步!
您好:
(1)(2分之1+3分之1+4分之1+6分之1)×48
=1/2x48+1/3x48+1/4x48+1/6x48
=24+16+12+8
=40+20
=60
(2)0.7×36.5+0.7×64.5-0.7
=0.7x(36.5+64.5-1)
=0.7x100
=70
如果本题有什么不明白...
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您好:
(1)(2分之1+3分之1+4分之1+6分之1)×48
=1/2x48+1/3x48+1/4x48+1/6x48
=24+16+12+8
=40+20
=60
(2)0.7×36.5+0.7×64.5-0.7
=0.7x(36.5+64.5-1)
=0.7x100
=70
如果本题有什么不明白可以追问,如果满意记得采纳
如果有其他问题请采纳本题后另发点击向我求助,答题不易,请谅解,谢谢。
祝学习进步!
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(1)(2分之1+3分之1+4分之1+6分之1)×48
=48×(1/2)+48×(1/3)+48×(1/4)+48×(1/6)
=24+16+12+8
=40+20
=60;
(2)0.7×36.5+0.7×64.5-0.7
=0.7×(36.5+64.5-1)
=0.7×100
=70;
(1)(1/2+1/3+1/4+1/6)×48
=24+16+12+8
=60
(2)0.7×36.5+0.7×64.5-0.7
=0.7×(36.5+64.5-1)
=0.7×100
=70
(1)=2分之1×48+3分之1×48+4分之1×48+6分之1×48=24+16+12+8=60
(2)=0.7*(36.5+64.5-1)=0.7*100=70