96 - 90 + 6, 73 - 7 tens 3 ones , 25 - 20 + 5 , 49 - 4 tens 9 ones , 4 - 0 tens 4 ones , 10 - 1 ten 0 ones , 62  - 60 + 2, 31 - 30 +1, 80 - 8 tens 0 ones , 50 - 50 + 0,

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