Tolong jawab ya pakai jalan .rumusnya kabataku mohon di jawab

300 + 1500 ÷ ( -50 ) – 200 + ( -7 ) =
300 + ( -30 ) – 200 + ( -7 ) =
270 – 200 + ( -7 )
70 + ( -7 )
63

maaf kalau salah