847.769 : 13 - 328.125 : 21 =
1)847.769 : 13 = 65.213
2)328.125 : 21 = 15.625
3)65.213 - 15.625 = 49.588
274.596 : 42 + 448.503 : 33 = 20.129
1)274.596 : 42 = 6.538
2)448.503 : 33 = 13.591
3)274.596 + 448.503 = 20.129
38.200 × 26 - 484.610 : 14 =
1)38.200 × 26 = 993.200
2)484.610 : 14 = 34.615
3)993.200 - 34.615 = 958.585