六年级分数乘法计算题答案

1.3/4*1/9+1/4*1/9 
2.5/8*2/7+5/8*5/7 
3.101*1/5-1/5*21 
4.31*5*6-5/6 
5.8*4/5+8*11/5 
6.6*(1/2+2/3) 
7.(3/5-1*2)*5/3 
8.12*(2*3+1/6) 
9.4/7*5/9+3/7*5/9 
10.(3+1)*5/6追答

4/9×4/3=16/27 1/3×1/3=1/9 1/2×1/3=1/6 2/7×7/2×2/7=2/7 21/25×25/42=1/2 4/5×3/4=3/5 8/7×1/2=4/7 7/4×1/4×1/2=7/32 
1/7×1/2=1/14 2/3×5/6=5/9 1/5×3/8=3/40 3/5×5/8=3/8 6/7×3/2=9/7 5/6×8/3=20/9 4/11×3/4=3/11 4/9×3/8=1/6 5/3×1/5=1/3 4/3×4/9=16/27 1/3×1/2=1/6 2/7×1/2＝1/7 41/12×1/4=41/48 1/4×3/16=3/64 1/12×9/4=3/16 75/8×1/5=15/8

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