35 1. В каком случае сумма найдена неправильно? A) 3/7 +1/8= 3+1/7+8= 4/15 B)3/7+1/8= 3+1/7×8= 4/56 C)3/7+1/8= 3×15+1+15/7+8 = 45+15/15 = 60/15= 4 D) 3/7+1/8= 3×8+1×7/ 7×8= 24+7/56= 31/56
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.