Ответ:
1) (219+511)-(-89+219)
730-130= 600
2)(625+139)-(325+139)
764-464=300
3) (218-425)-(-18-435)
-207+453
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Ответ:
1) (219+511)-(-89+219)
730-130= 600
2)(625+139)-(325+139)
764-464=300
3) (218-425)-(-18-435)
-207+453