(-65)-(-37)=(-65)+37= -28
(-12).32+240:(-2)2=(-12).9+240:4=(-108)+60= -48
(-65)-(-37)=-65+37=-28
(-159)- 2180: (-7)= \(-159+\frac{2180}{7}=\frac{-1113+2180}{7}=\frac{1067}{7}\)
(-12).32+240:(-2)2\(=-12.9+240.4=852\)
5.(-2)3-36:32\(=5.\left(-8\right)-\frac{36}{9}=-40-4=-44\)
128-[68+8.(35-37)2]:(-4)\(=128-\frac{\left(68+8.2^2\right)}{4}=128-25=103\)
-141+33+(-2)2\(=-141+27+4=-110\)
#Học tốt
5.(-2)3-36:32=5.(-8)-36:9= (-40)-4=-44
128-[68+8.(35-37)2]:(-4)=128-[68+8.(-2)2]:(-4)=128-[68+8.4]:(-4)=128-[68+32]:(-4)=128-[100]:(-4)=128-50=78
Câu thứ 3 mnhf lầm lộn nhé, sửa lại nè
(-65)-(-37)=-28
(-159)- 2180: (-7)=\(\frac{1067}{7}\)
(-12).32+240:(-2)2\(=-12.9+\frac{240}{4}=-48\)
5.(-2)3-36:32\(=-44\)
128-[68+8.(35-37)2]:(-4)\(=103\)
-141+33+(-2)2\(=-110\)
#Học tốt
