Easy Arithmetic Puzzles

#1479: 3 _ 8 _ 6 _ 2 = 6 easy #1480: 3 _ 8 _ 6 _ 3 = 1 easy #1485: 3 _ 8 _ 6 _ 5 = -1 easy #1487: 3 _ 8 _ 6 _ 6 = -2 easy #1488: 3 _ 8 _ 6 _ 7 = -3 easy #1502: 3 _ 9 _ 2 _ 3 = 2 easy #1503: 3 _ 9 _ 2 _ 6 = 1 easy #1508: 3 _ 9 _ 3 _ 1 = 2 easy #1509: 3 _ 9 _ 3 _ 2 = 3 easy #1523: 3 _ 9 _ 4 _ 3 = 4 easy #1524: 3 _ 9 _ 4 _ 6 = 8 easy #1527: 3 _ 9 _ 5 _ 3 = 5 easy #1533: 3 _ 9 _ 6 _ 1 = 3 easy #1534: 3 _ 9 _ 6 _ 2 = 1 easy #1535: 3 _ 9 _ 6 _ 3 = 5 easy #1536: 3 _ 9 _ 6 _ 3 = -1 easy #1537: 3 _ 9 _ 6 _ 3 = 6 easy #1540: 3 _ 9 _ 6 _ 4 = 8 easy #1552: 3 _ 9 _ 8 _ 3 = 8 easy #1556: 4 _ 1 _ 3 _ 9 = 1 easy #1557: 4 _ 1 _ 4 _ 8 = 6 easy #1558: 4 _ 2 _ 2 _ 4 = 3 easy #1559: 4 _ 2 _ 2 _ 2 = 9 easy #1560: 4 _ 2 _ 3 _ 6 = 8 easy #1563: 4 _ 2 _ 3 _ 1 = 7 easy #1564: 4 _ 2 _ 3 _ 2 = 4 easy #1565: 4 _ 2 _ 3 _ 3 = 18 easy #1566: 4 _ 2 _ 3 _ 4 = 10 easy #1567: 4 _ 2 _ 3 _ 5 = 11 easy #1568: 4 _ 2 _ 3 _ 5 = 1 easy #1570: 4 _ 2 _ 3 _ 6 = 1 easy #1572: 4 _ 2 _ 3 _ 7 = -1 easy #1574: 4 _ 2 _ 3 _ 8 = -2 easy #1576: 4 _ 2 _ 3 _ 9 = 6 easy #1577: 4 _ 2 _ 4 _ 8 = 5 easy #1578: 4 _ 2 _ 4 _ 2 = 5 easy #1579: 4 _ 2 _ 4 _ 6 = 7 easy #1581: 4 _ 2 _ 4 _ 8 = 3 easy #1582: 4 _ 2 _ 4 _ 2 = 3 easy #1583: 4 _ 2 _ 4 _ 6 = 1 easy #1584: 4 _ 2 _ 4 _ 4 = 9 easy #1585: 4 _ 2 _ 4 _ 3 = 6 easy #1586: 4 _ 2 _ 4 _ 5 = 10 easy #1589: 4 _ 2 _ 4 _ 3 = 11 easy #1590: 4 _ 2 _ 4 _ 4 = 12 easy #1591: 4 _ 2 _ 4 _ 4 = 4 easy #1592: 4 _ 2 _ 4 _ 5 = 13 easy #1595: 4 _ 2 _ 4 _ 7 = 1 easy