30 + 8 = - 38, 10 + 4 =  - 14, 60 + 4 =  - 64, 22 + 6 = - 28, 48 + 6 =  - 54, 34 + 2= - 36, 26 + 3 = - 29, 29 + 1 = - 30, 35 +5 = - 40, 48 + 2 = - 50, 65 + 5 = - 70, 42 + 3 = - 45, 64 + 4 = - 68, 29 +2 = - 31, 37 + 7= - 42, 48 + 5 = - 53, 65 + 9 = - 74,

Adding Two-Digit and One-Digit Numbers

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