1) 23 + 14 = ______ a) 37 b) 58 c) 43 d) 27 2) 31 + 12 = ______ a) 38 b) 43 c) 42 d) 33 3) 45 + 20 = ______ a) 55 b) 65 c) 45 d) 75 4) 16 + 33 = ______ a) 39 b) 48 c) 59 d) 49 5) 28 + 11 = ______ a) 39 b) 40 c) 29 d) 38 6) 47 + 36 = ______ a) 73 b) 67 c) 83 d) 77 7) 58 + 29 = ______ a) 87 b) 67 c) 77 d) 88 8) 63 + 18 = ______ a) 71 b) 82 c) 80 d) 81 9) Amir has 28 marbles. He buys some more and now he has 65 marbles. How many marbles did he buy? a) 37 b) 27 10) The sum of two numbers is 74. One number is 39. What is the other number? a) 35 b) 34

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