Answer:
um i got 186,656,400
Step-by-step explanation:
12 x 12 = 144
144 x 12,345 = 1,777,680
1777,680 x 105 = 186,656,400
1296369
12*12=144
12345*105=1296225
1296225+144=1296369
you should use p.e.m.d.a.s
