(258 + 693): 3 (185+590): 5 (455 + 189): 7 (378 +534): 6

(258 + 693): 3 = 951 ÷ 3 = 317

(185 + 590): 5 = 775 ÷ 5 = 155

(455 + 189): 7 = 644 ÷ 7 = 92. Extra step: 644 ÷ 7 = 92 with a remainder of 6

(378 + 534): 6 = 912 ÷ 6 = 152