Arithmetic Operator Puzzles

#1153: 3 _ 4 _ 2 _ 5 = -7 easy #1154: 3 _ 4 _ 2 _ 1 = 7 easy #1155: 3 _ 4 _ 2 _ 3 = 3 easy #1156: 3 _ 4 _ 2 _ 4 = 2 easy #1157: 3 _ 4 _ 2 _ 5 = 11 easy #1158: 3 _ 4 _ 2 _ 5 = 1 easy #1159: 3 _ 4 _ 2 _ 6 = 12 medium #1160: 3 _ 4 _ 2 _ 7 = -1 easy #1161: 3 _ 4 _ 2 _ 8 = 14 hard #1162: 3 _ 4 _ 2 _ 8 = -2 easy #1163: 3 _ 4 _ 2 _ 9 = -3 medium #1164: 3 _ 4 _ 2 _ 6 = 9 easy #1165: 3 _ 4 _ 2 _ 8 = 12 medium #1166: 3 _ 4 _ 3 _ 2 = 9 easy #1167: 3 _ 4 _ 3 _ 6 = 5 easy #1168: 3 _ 4 _ 3 _ 6 = 11 easy #1169: 3 _ 4 _ 3 _ 9 = 15 hard #1170: 3 _ 4 _ 3 _ 2 = -3 easy #1171: 3 _ 4 _ 3 _ 6 = 1 easy #1172: 3 _ 4 _ 3 _ 6 = -5 easy #1173: 3 _ 4 _ 3 _ 9 = -9 hard #1174: 3 _ 4 _ 3 _ 3 = 11 easy #1175: 3 _ 4 _ 3 _ 6 = 6 easy #1176: 3 _ 4 _ 3 _ 9 = 4 easy #1177: 3 _ 4 _ 3 _ 4 = 16 easy #1178: 3 _ 4 _ 4 _ 2 = 11 easy #1179: 3 _ 4 _ 4 _ 8 = 5 easy #1180: 3 _ 4 _ 4 _ 2 = -5 easy #1181: 3 _ 4 _ 4 _ 8 = 1 easy #1182: 3 _ 4 _ 4 _ 4 = 13 easy #1183: 3 _ 4 _ 4 _ 4 = 11 easy #1184: 3 _ 4 _ 4 _ 8 = 6 easy #1185: 3 _ 4 _ 5 _ 2 = 13 easy #1186: 3 _ 4 _ 5 _ 2 = -7 easy #1187: 3 _ 4 _ 5 _ 5 = 13 easy #1188: 3 _ 4 _ 5 _ 5 = 11 easy #1189: 3 _ 4 _ 6 _ 3 = 11 easy #1190: 3 _ 4 _ 6 _ 8 = 6 easy #1191: 3 _ 4 _ 6 _ 3 = -5 easy #1192: 3 _ 4 _ 6 _ 3 = 14 medium #1193: 3 _ 4 _ 6 _ 6 = 13 medium #1194: 3 _ 4 _ 6 _ 9 = 8 easy #1195: 3 _ 4 _ 6 _ 1 = 3 easy #1196: 3 _ 4 _ 6 _ 2 = 1 easy #1197: 3 _ 4 _ 6 _ 3 = -1 easy #1198: 3 _ 4 _ 6 _ 3 = 6 easy #1199: 3 _ 4 _ 6 _ 4 = 6 easy #1200: 3 _ 4 _ 6 _ 4 = -2 easy