Arithmetic Operator Puzzles

#2065: 4 _ 8 _ 6 _ 3 = 6 easy #2066: 4 _ 8 _ 6 _ 3 = 1 easy #2067: 4 _ 8 _ 6 _ 4 = 7 easy #2068: 4 _ 8 _ 6 _ 4 = 12 medium #2069: 4 _ 8 _ 6 _ 5 = 8 medium #2070: 4 _ 8 _ 6 _ 5 = -2 easy #2071: 4 _ 8 _ 6 _ 5 = 15 medium #2072: 4 _ 8 _ 6 _ 6 = 9 medium #2073: 4 _ 8 _ 6 _ 6 = 18 hard #2074: 4 _ 8 _ 6 _ 7 = 10 medium #2075: 4 _ 8 _ 6 _ 7 = -4 medium #2076: 4 _ 8 _ 6 _ 8 = 11 medium #2077: 4 _ 8 _ 6 _ 8 = -5 medium #2078: 4 _ 8 _ 6 _ 9 = 12 hard #2079: 4 _ 8 _ 6 _ 9 = -6 medium #2080: 4 _ 8 _ 7 _ 4 = 18 hard #2081: 4 _ 8 _ 7 _ 4 = 14 medium #2082: 4 _ 8 _ 9 _ 6 = 16 hard #2083: 4 _ 8 _ 9 _ 6 = -8 hard #2084: 4 _ 8 _ 9 _ 2 = 9 medium #2085: 4 _ 8 _ 9 _ 4 = 18 hard #2086: 4 _ 9 _ 2 _ 3 = 10 medium #2087: 4 _ 9 _ 2 _ 3 = -2 medium #2088: 4 _ 9 _ 2 _ 8 = 9 medium #2089: 4 _ 9 _ 2 _ 1 = 19 hard #2090: 4 _ 9 _ 2 _ 1 = 17 hard #2091: 4 _ 9 _ 2 _ 2 = 16 hard #2092: 4 _ 9 _ 2 _ 3 = 15 hard #2093: 4 _ 9 _ 2 _ 3 = 6 easy #2094: 4 _ 9 _ 2 _ 4 = 14 hard #2095: 4 _ 9 _ 2 _ 5 = 13 hard #2096: 4 _ 9 _ 2 _ 7 = 11 hard #2097: 4 _ 9 _ 2 _ 8 = 10 medium #2098: 4 _ 9 _ 2 _ 9 = 9 medium #2099: 4 _ 9 _ 3 _ 5 = 19 hard #2100: 4 _ 9 _ 3 _ 2 = -2 medium #2101: 4 _ 9 _ 3 _ 4 = -8 hard #2102: 4 _ 9 _ 3 _ 1 = 13 hard #2103: 4 _ 9 _ 3 _ 2 = 6 easy #2104: 4 _ 9 _ 3 _ 3 = 15 hard #2105: 4 _ 9 _ 3 _ 3 = 9 medium #2106: 4 _ 9 _ 3 _ 4 = 8 medium #2107: 4 _ 9 _ 3 _ 5 = 17 hard #2108: 4 _ 9 _ 3 _ 5 = 7 medium #2109: 4 _ 9 _ 3 _ 6 = 6 medium #2110: 4 _ 9 _ 3 _ 6 = 2 easy #2111: 4 _ 9 _ 3 _ 7 = 19 hard #2112: 4 _ 9 _ 3 _ 8 = 20 hard