Question

[44×5+9×(87-19×3)]×10= {1+[25-3×(12×4-43)]×5}×4=

Answer 1

[222+9*(87-57)]*10=[1+[25-3*(48-43)]*5}*4
(222+180)*10=[1+(225-3*5)*5]*4
 402*10=1+(210*5)*4
4020=1+   1050 *4
4020= 1+  4200
4020=4201

Answer 2

[220+9×(87-57)]×10={1+[25-3×(48-43)]×5}×4=
(220+9×30)×10=[1+(25-3×5)×5]×4=
(220+270)×10=[1+(25-15)×5]×4=
490×10 =(1+10×5)×4=
4900=51×4
4900=204
fals