100 + 1000 + 20000 + 10 x 10000
= 1100 + 20000 + 100000
= 121100
100 + 1000 + 20000 + 10 x 10000
= 10 x 10000 + 100 + 1000 + 20000
= 121100
100 + 1000 + 20000 + 10 x 10000 = 121100
100 + 1000 + 20000 + 10 x 10000
= 100 + 1000 + 20000 + 100000
= 1100 + 120000
= 121100
100 + 1000 + 20000 + 10 x 10000
= 10 x 10000 + 100 + 1000 + 20000
= 121100
100 + 1000 + 20000 + 10 x 10000
= 10 x 10000 + 100 + 1000 + 20000
= 121100
100 + 1000 + 20000 + 10 x 10000
= 100 + 1000 + 20000 + 100000
= 1100 + 20000 + 100000
= 21100 + 100000
= 121100
Đáp số : 121100
100 + 1000 + 20000 + 10 * 10000
= 100 + 1000 + 20000 + 100000
= 1100 + 30000
= 31100