672-36=64,1034+78+320+102,.要简便计算!

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672-36=64,1034+78+320+102,.要简便计算!672-36=64,1034+78+320+102,.要简便计算!672-36=64,1034+78+320+102,.要简便计算!答

672-36=64,1034+78+320+102,.要简便计算!
672-36=64,1034+78+320+102,.要简便计算!

672-36=64,1034+78+320+102,.要简便计算!
答案如下:
672-36-64
=672-(36+64)
=672-100
=572
1034+78+320+102
=(1034+320)+(78+102)
=1354+180
=1534

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672-36-64
=672-(36+64)
=672-100
=572
1034+78+320+102
=1034+320+78+102
=1034+320+180
=1034+500
=1534

672-36-64
=672-(36+64)
=672-100
=572
1034+78+320+102
=(1034+320)+(78+102)
=1354+180
=1534

=180+320+1034
=500+1034
=1534