300 * 900= 4000*200= 70 * 9000= 5000*30= 250*200-7020¦4=160 *500-17412¦3

Question

300 * 900=
4000*200=
70 * 9000=
5000*30=
250*200-7020¦4=
160 *500-17412¦3

Answer 1

270000
800000
630000
150000
50000-1755=48245
80000-5804=74396