Toán Lớp 6: Tính A và B :
A = 39 . 46 − 39 . 76 + 30 . ( − 61 )
B = ( − 4 ) . 125 . ( − 2 ) . 8 . ( − 5 )
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Toán Lớp 6: Tính A và B :
A = 39 . 46 − 39 . 76 + 30 . ( − 61 )
B = ( − 4 ) . 125 . ( − 2 ) . 8 . ( − 5 )
Comments ( 1 )
A=39.46-39.76+30.(-61)
A=39.(46-76)+30.(-61)
A=39.(-30)+30.(-61)
A=30.(39+61)
A=30.100
A=3000
B=(-4).125.(-2).8.(-5)
B=(125.8).(-2.-5).(-4)
B=1000.10.(-4)
B=10000.(-4)
B=(-40000)