(-53)+(+21)-79-(+37)(-5)÷9分之2×(-40)×(-0.02)一步步算

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(-53)+(+21)-79-(+37)(-5)÷9分之2×(-40)×(-0.02)一步步算

(-53)+(+21)-79-(+37)(-5)÷9分之2×(-40)×(-0.02)一步步算
(-53)+(+21)-79-(+37)
(-5)÷9分之2×(-40)×(-0.02)
一步步算

(-53)+(+21)-79-(+37)(-5)÷9分之2×(-40)×(-0.02)一步步算
(-53)+(+21)-79-(+37)
=(-53)-(+37)+(+21)-79
=-90-58
=-148
(-5)÷9分之2×(-40)×(-0.02)
=(-5)x2分之9×40×0.02
=(-5)x40x0.09
=-200x0.09
=-18