PDF chapter test TRY NOW

Answer variants:
10.58
379.12
380.13
11.59
1. 300 \(+\) 70 \(+\) 9 \(+\) 110 \(+\) 2100 \(=\) 
 
2. 10 \(+\) 1 \(+\) 510 \(+\) 9100 \(=\)