Question

as dori rezolvarea exercitiului acestuia:
(243-72:4)+81:9×7-12×3
multumesc

Answer 1

( 243 - 72 : 4 ) + 81 : 9 × 7 - 12 × 3 ) =
( 243 - 18 ) + 9 × 7 - 36
225 + 63 - 36
288 - 36
252

Answer 2

$(243 - 72 + 4) + 81 \div 9 \times 7 - 12 \times 3 = \\ = (171 + 4) + 9 \times 7 - 36 \\ = 175 + 63 - 36 \\ = 238 - 36 \\ = 202$