235-476-100+670=? (-37-17).(-9)+35.(-9-11)=? 125.(-24)+24.225=? (-12).(-13)+11.22=? 16/07/2021 Bởi Ximena 235-476-100+670=? (-37-17).(-9)+35.(-9-11)=? 125.(-24)+24.225=? (-12).(-13)+11.22=?
235-476-100+670 =235-(476+100-670) =235-(576-670) =235-(-94) =235+94 =329 (-37-17).(-9)+35.(-9-11) =(-54).(-9)+35.(-20) =486-700 =-214 125.(-24)+24.225 =(-125).24+24.225 =24.(225-125) =24.100 =2400 (-12).(-13)+11.22 =156+242 =398. Bình luận
a. $235-476-100+670 =235-(476+100-670) =235-(576-670) =235-(-94) =235+94 =329^{}$ b. $(-37-17).(-9)+35.(-9-11) =(-54).(-9)+35.(-20) =486-700 =-214^{}$ c. $125.(-24)+24.225 =(-125).24+24.225 =24.(225-125) =24.100 =2400^{}$ d. $(-12).(-13)+11.22 =156+242 =398^{}$ Bình luận
235-476-100+670
=235-(476+100-670)
=235-(576-670)
=235-(-94)
=235+94
=329
(-37-17).(-9)+35.(-9-11)
=(-54).(-9)+35.(-20)
=486-700
=-214
125.(-24)+24.225
=(-125).24+24.225
=24.(225-125)
=24.100
=2400
(-12).(-13)+11.22
=156+242
=398.
a. $235-476-100+670 =235-(476+100-670) =235-(576-670) =235-(-94) =235+94 =329^{}$
b. $(-37-17).(-9)+35.(-9-11) =(-54).(-9)+35.(-20) =486-700 =-214^{}$
c. $125.(-24)+24.225 =(-125).24+24.225 =24.(225-125) =24.100 =2400^{}$
d. $(-12).(-13)+11.22 =156+242 =398^{}$