Solve on paper. Then answer.
59 + 98 = _______ 87 + 86 = _______ 68 + 79 = _______
485 − 230 = _______ 677 − 94 = _______ 350 + 128 = _______
938 − 19 = _______ 222 − 139 = _______ 723 − 260 = _______
803 − 145 = _______ 167 + 90 = _______ 502 − 218 = _______
900 − 423 = _______ 198 + 567 = _______ 801 − 699 = _______