计算:1/2+3/4+7/8+15/16+31/32+63/64=?
4个回答
=1-1/2+1-1/4+1-1/8+1-1/16+1-1/32+1-1/64
=6-(1/2+1/4+1/8+1/16+1/32+1/64)
=6-63/64
=5+1/64
相关问题
2/1+4/3+7/8+16/15+32/31+64/63
1/2+3/4+7/8+15/16+31/32+63/64=127/128=?简便计算
简便计算:1/2+3/4+7/8+15/16+31/32+63/64+127+218
计算 1/2+3/4+7/8+15/16+31/32+63/64+127/128+255/256
1/2+3/4+7/8+15/16+31/32+63/64=127/128=?
2/1+4/3+8/7+16/15+32/31+64/63+.+128/127
如何计算1/2+3/4+7/8+15/16+31/32+63/64+127/128怎么简便计算?
1/2+3/4+7/8+15/16+31/32+63/64+127/128+255/256
计算:1/2+3/4+7/8+15/16+31/32+63/64+127/128+255/256+511/512【要计算
1/2+3/4+7/8+15/13+31/32+63/64=