addition
100 + 462 =
562
530 - 20 = ___
510
460 + 160 =
620
10 - 3 = ___
229 + 150 =
379
127 - 3 =
124
620 - 140 =
480
What is the inverse operation for ___ + 6 = 13
507 + 219 =
726
700 - 250 =
450
480 + 425 =
905
What is the inverse operation for 19 - 8 = ___
883 + 116 =
999
800 - 110 =
690
905 - 815 =
90
What is the inverse operation for 500 - 50 = ___?
50 + ___ = 500
348 + 552 =
900
480 - 60 =
420
90 + 525 =
615
What is the inverse operation for 5 + ___ = 10?
10 - 5 = ___