将下列分数拆成不同分数单位之和:1/15=1/()+1/()1/8=1/()+1/()

问题描述:

将下列分数拆成不同分数单位之和:
1/15=1/()+1/()
1/8=1/()+1/()

1/15=1/( 30 )+1/( 30 )
1/8=1/( 16 )+1/( 16 )