Question

137*3+148 804 -126*3 69:3*7 25*8:10 400-96:6 87*3+275

Answer 1

137×3+148=411+148=559; 804-126×3=804-378=426; 69:3×7=23×7=161; 25×8:10=200:10=20; 400-96:6=400-16=384; 87×3+275=261+275=536.