50道加减乘除口算题二年级免费
100道六年级分数加减乘除的口算题？
100道六年级分数加减乘除的口算题？
4÷4/55
6÷3/48
10÷2/525
18÷4/981/2
4×4/516/5
6×3/418/4
10×2/54
18×4/98
3÷3/44
2÷1/36
6÷4/515/2
1÷5/77/5
3/4÷31/4
1/3÷21/6
4/5÷62/15
5/7÷15/7
2/1×21
3/1×31
3/2×32
3/1×62
4/3×86
5/3×2012
7/3×146
8/7×4035
4/3×1612
9/5×2715
2/1×3015
12/7×2414
30/1×301
51/9×10218
19/9×7636
4/9×818
5/8×90144
99/98×9998
3/14×628
7/1×284
10/1×909
5/3×10563
19/7×3814
5/1×255
8/19×1638
61/60×122120
7/2×288
6/1×488
9/7×1814
25/7×10028
9/5×8145
8/9×1618
4/3×86
5/3×2012
7/3×146
8/7×4035
4/3×1612
9/5×2715
2/1×3015
12/7×2414
30/1×301
51/9×10218
19/9×7636
4/9×818
5/8×90144
99/98×9998
3/14×628
7/1×284
10/1×909
5/3×10563
19/7×3814
5/1×255
四年级下册二十道乘除法口算题？
1.25x4 1.2x50 1.8x0.5
0.8x3 0.9x12 0.7x0.6
2.5x0.2 3.4x0.1 100x2.1
8x1.8 10x0.08 0.5x0.71
185/5 487/7 0/92
728/8 276/3 648/8
750/5 912/8