Easy Arithmetic Puzzles

#138: 1 _ 3 _ 9 _ 6 = 2 easy #139: 1 _ 3 _ 9 _ 1 = 4 easy #140: 1 _ 3 _ 9 _ 1 = 2 easy #141: 1 _ 3 _ 9 _ 2 = 1 easy #142: 1 _ 3 _ 9 _ 2 = 6 easy #154: 1 _ 4 _ 2 _ 8 = 2 easy #155: 1 _ 4 _ 2 _ 3 = 7 easy #156: 1 _ 4 _ 2 _ 4 = 9 easy #158: 1 _ 4 _ 2 _ 3 = -5 easy #159: 1 _ 4 _ 2 _ 4 = -7 easy #160: 1 _ 4 _ 2 _ 5 = -9 easy #161: 1 _ 4 _ 2 _ 2 = 3 easy #162: 1 _ 4 _ 2 _ 4 = 8 easy #163: 1 _ 4 _ 2 _ 5 = 10 easy #164: 1 _ 4 _ 2 _ 8 = 4 easy #165: 1 _ 4 _ 3 _ 2 = 7 easy #166: 1 _ 4 _ 3 _ 6 = 3 easy #167: 1 _ 4 _ 3 _ 6 = 9 easy #169: 1 _ 4 _ 3 _ 2 = -5 easy #170: 1 _ 4 _ 3 _ 6 = -1 easy #171: 1 _ 4 _ 3 _ 6 = -7 easy #173: 1 _ 4 _ 3 _ 8 = 6 easy #174: 1 _ 4 _ 4 _ 2 = 9 easy #175: 1 _ 4 _ 4 _ 8 = 3 easy #176: 1 _ 4 _ 4 _ 2 = -7 easy #177: 1 _ 4 _ 4 _ 8 = -1 easy #178: 1 _ 4 _ 4 _ 4 = 3 easy #179: 1 _ 4 _ 4 _ 2 = 8 easy #180: 1 _ 4 _ 4 _ 8 = 2 easy #181: 1 _ 4 _ 5 _ 2 = -9 easy #182: 1 _ 4 _ 5 _ 5 = 3 easy #183: 1 _ 4 _ 5 _ 2 = 10 easy #184: 1 _ 4 _ 6 _ 3 = 9 easy #185: 1 _ 4 _ 6 _ 8 = 4 easy #186: 1 _ 4 _ 6 _ 3 = -7 easy #187: 1 _ 4 _ 6 _ 8 = -2 easy #189: 1 _ 4 _ 6 _ 2 = 7 easy #190: 1 _ 4 _ 6 _ 6 = 3 easy #191: 1 _ 4 _ 6 _ 9 = 6 easy #192: 1 _ 4 _ 6 _ 2 = 3 easy #195: 1 _ 4 _ 7 _ 7 = 3 easy #198: 1 _ 4 _ 8 _ 2 = 2 easy #199: 1 _ 4 _ 8 _ 6 = 4 easy #200: 1 _ 4 _ 8 _ 6 = -2 easy #202: 1 _ 4 _ 8 _ 8 = 3 easy #204: 1 _ 4 _ 8 _ 1 = 3 easy #205: 1 _ 4 _ 8 _ 1 = 1 easy #206: 1 _ 4 _ 8 _ 3 = 5 easy