40 + 700 + 70=, 144, 81, 810, 4 x 64=, 187, 256, 230, 5931 – 742=, 5189, 5236, 4856, Which number needs to be added to 129 + 53 to get 300?, 18, 118, 128, What is the DIFFERENCE between 73 and 37?, 0, 36, 110

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