Break apart 47 by place value., 4 + 7, 50 - 3, 40 + 7, 30 + 17, Break apart 85 by place value., 70 + 15, 80 + 5, 90 - 5, 8 + 5, Break apart 62 by place value., 60 + 2, 70 - 8, 6 + 2, 50 + 12, Break apart 93 by place value., 100 - 7, 9 + 3, 80 + 13, 90 + 3, Break apart 58 by place value., 40 + 18, 50 + 8, 5 + 8, 60 - 2, Break apart 106 by place value., 100 + 6, 10 + 6, 90 + 16, 100 + 60, Break apart 214 by place value., 210 + 40, 20 + 14, 200 + 10 + 4, 200 + 14, Break apart 305 by place value., 300 + 50, 30 + 5, 200 + 105, 300 + 5, Break apart 470 by place value., 400 + 70, 40 + 70, 500 - 30, 470 + 0, Break apart 128 by place value., 110 + 18, 12 + 8, 100 + 28, 100 + 20 + 8, Break apart 639 by place value., 63 + 9, 600 + 39, 600 + 30 + 9, 500 + 139, Break apart 902 by place value., 90 + 2, 900 + 2, 900 + 20, 800 + 102, Break apart 751 by place value., 600 + 151, 700 + 50 + 1, 700 + 51, 75 + 1, Break apart 560 by place value., 600 - 40, 50 + 60, 500 + 60, 56 + 0, Break apart 999 by place value., 1000 - 1, 900 + 99, 99 + 9, 900 + 90 + 9

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