Question

Regroup to express the number in a different way.

71,830 =7 ten thousands + 1 thousand + 8 hundreds + 3 tens
​71,830 =6 ten thousands + ★ thousands + hundreds + 3 tens

​★ = ________

Answer 1

Star = 11

71830 = 6 ten thousands + 11 thousands + 8 hundreds + 3 tens

Answer 2

70000+1000+800+30

60000+1000+100+30

if its wrong i am sorry