1) 348+2348 + 2348+23 = 371 = 2132) 253−1953 - 1953−19 = 234 = 683) 735 / 85−3685 - 3685−36 = 735 / 49 = 154) 251+649251 + 649251+649 / 75 = 900 / 75 = 12
1) 348+2348 + 2348+23 = 371 = 213
2) 253−1953 - 1953−19 = 234 = 68
3) 735 / 85−3685 - 3685−36 = 735 / 49 = 15
4) 251+649251 + 649251+649 / 75 = 900 / 75 = 12