食品店有70多个面包,如果3个一袋,正好装完,如果5个一装也正好装完,食品店有( 食品店运来120个面包，如果每3个装一袋，能正好装完吗？如果...
\u98df\u54c1\u5e97\u670975\u4e2a\u9762\u5305\uff0c\u5982\u679c\u6bcf2\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\u5417\uff1f\u5982\u679c\u6bcf5\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\u5417\uff1f\u5982\u679c\u6bcf3\u4e2a\u88c5\u4e00\u888b\uff0c\uff081\uff0975\u4e2a\u4f4d\u4e0a\u662f5\uff0c\u4e0d\u80fd\u88ab2\u6574\u9664\uff0c\u6240\u4ee5\u6bcf2\u4e2a\u88c5\u4e00\u888b\uff0c\u4e0d\u80fd\u6b63\u597d\u88c5\u5b8c\uff1b\u7b54\uff1a\u4e0d\u80fd\u6b63\u597d\u88c5\u5b8c\uff1b\uff082\uff0975\u4e2a\u4f4d\u4e0a\u662f5\uff0c\u80fd\u88ab5\u6574\u9664\uff0c\u6240\u4ee5\u6bcf5\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\uff1b\u7b54\uff1a\u80fd\u6b63\u597d\u88c5\u5b8c\uff1b\uff083\uff097+5=12\uff0c\u80fd\u88ab3\u6574\u9664\uff0c\u6240\u4ee5\u6bcf3\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\uff1b\u7b54\uff1a\u80fd\u6b63\u597d\u88c5\u5b8c\uff0e
120\u4e2a\u9762\u5305\uff0c\u5982\u679c\u6bcf3\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\uff0c\u56e0\u4e3a1+2=3\uff0c3\u662f3\u7684\u500d\u6570\uff0c\u6240\u4ee5120\u80fd\u88ab3\u6574\u9664\uff1b\u5982\u679c\u6bcf5\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\uff0c\u56e0\u4e3a120\u7684\u4e2a\u4f4d\u4e0a\u662f0\uff0c\u6240\u4ee5120\u80fd\u88ab5\u6574\u9664\uff1b\u7b54\uff1a\u5982\u679c\u6bcf3\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\uff1b\u5982\u679c\u6bcf5\u4e2a\u88c5\u4e00\u888b\uff0c\u80fd\u6b63\u597d\u88c5\u5b8c\uff0e
算式：3x5=15个理解：知道了3个一袋与5个一袋装完的个数。
5x15=75个
理解：用大袋的乘装完的个数就等于面包的块数。
答：食品店里有75个面包。
75..................................
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