4 tens + 5 units = 45 - 3 tens + 15 units =, 9 tens + 9 units = 99 - 8 tens + 19 units =, 3 tens + 4 units = 34 - 2 tens + 14 units , 2 tens + 2 units = 22 - 1 ten + 12 units =, 3 tens + 9 units = 39 - 2 tens + 19 units =, 5 tens + 6 units = 56 - 4 tens + 16 units =, 8 tens + 8 units = - 7 tens + 18 units =, 3 ten + 2 units = 32 - 2 tens + 12 units =, 2 tens + 1 unit = 21 - 1 ten + 11 units ,

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