Arithmetic Operator Puzzles

#2833: 6 _ 4 _ 3 _ 2 = 10 easy #2834: 6 _ 4 _ 3 _ 2 = 6 easy #2835: 6 _ 4 _ 3 _ 3 = 5 easy #2836: 6 _ 4 _ 3 _ 4 = 4 easy #2837: 6 _ 4 _ 3 _ 5 = 3 easy #2838: 6 _ 4 _ 3 _ 7 = 15 hard #2839: 6 _ 4 _ 3 _ 8 = 16 hard #2840: 6 _ 4 _ 3 _ 8 = 1 easy #2841: 6 _ 4 _ 3 _ 9 = 17 hard #2842: 6 _ 4 _ 3 _ 9 = -1 easy #2843: 6 _ 4 _ 3 _ 6 = 3 easy #2844: 6 _ 4 _ 3 _ 8 = 4 easy #2845: 6 _ 4 _ 4 _ 2 = 14 medium #2846: 6 _ 4 _ 4 _ 8 = 8 medium #2847: 6 _ 4 _ 4 _ 2 = -2 easy #2848: 6 _ 4 _ 4 _ 8 = 4 easy #2849: 6 _ 4 _ 4 _ 8 = 3 easy #2850: 6 _ 4 _ 5 _ 2 = 16 medium #2851: 6 _ 4 _ 5 _ 2 = -4 easy #2852: 6 _ 4 _ 5 _ 2 = 15 medium #2853: 6 _ 4 _ 6 _ 3 = 14 medium #2854: 6 _ 4 _ 6 _ 8 = 9 medium #2855: 6 _ 4 _ 6 _ 9 = 12 hard #2856: 6 _ 4 _ 6 _ 3 = -2 easy #2857: 6 _ 4 _ 6 _ 8 = 3 easy #2858: 6 _ 4 _ 6 _ 8 = 18 hard #2859: 6 _ 4 _ 6 _ 9 = 16 hard #2860: 6 _ 4 _ 6 _ 2 = 8 easy #2861: 6 _ 4 _ 6 _ 4 = 16 medium #2862: 6 _ 4 _ 6 _ 5 = 20 hard #2863: 6 _ 4 _ 6 _ 1 = 10 easy #2864: 6 _ 4 _ 6 _ 2 = 11 easy #2865: 6 _ 4 _ 6 _ 3 = 3 easy #2866: 6 _ 4 _ 6 _ 4 = 13 medium #2867: 6 _ 4 _ 6 _ 4 = 5 easy #2868: 6 _ 4 _ 6 _ 5 = 14 medium #2869: 6 _ 4 _ 6 _ 5 = 4 easy #2870: 6 _ 4 _ 6 _ 6 = 15 medium #2871: 6 _ 4 _ 6 _ 7 = 16 hard #2872: 6 _ 4 _ 6 _ 7 = 2 easy #2873: 6 _ 4 _ 6 _ 8 = 17 hard #2874: 6 _ 4 _ 6 _ 8 = 1 easy #2875: 6 _ 4 _ 6 _ 9 = 18 hard #2876: 6 _ 4 _ 6 _ 9 = 1 easy #2877: 6 _ 4 _ 6 _ 8 = 2 easy #2878: 6 _ 4 _ 7 _ 2 = 20 hard #2879: 6 _ 4 _ 7 _ 2 = -8 medium #2880: 6 _ 4 _ 8 _ 2 = 7 easy