總種了 7+9=16顆
第一小隊(duì)種了總棵數(shù)的7/16=0.4375=43.75%
秋季植樹,第一小隊(duì)種了7棵樹,第二小隊(duì)種了9棵樹,第一小隊(duì)種了總棵數(shù)的幾分之幾?
秋季植樹,第一小隊(duì)種了7棵樹,第二小隊(duì)種了9棵樹,第一小隊(duì)種了總棵數(shù)的幾分之幾?
數(shù)學(xué)人氣:554 ℃時(shí)間:2020-02-03 08:11:16
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