①5/12×28%×3/14 ②7/9÷1/2÷35/36
1个回答
①5/12×28%×3/14
=5/12×7/25×3/14
=7/60×3/14
=1/40
②7/9÷1/2÷35/36
=14/9×36/35
=8/5
=1.6
相关问题
(1)4×9+14 (2)81÷9+45 (3)24÷7×4 (4)35÷7×5 (5)40÷5×7 (6)36÷9×3
( 11 12 - 2 3 )÷ 11 24 (1+ 7 9 )×18 7 8 ÷ 35 36 × 5 6 4 9 ×
计算.(能简算的要用简便方法计算.) 5 12 × 7 25 × 3 14 7 9 ÷ 1 2 ÷ 35 36 1 14
-3.14×35.2+6.28×(-32.9)-33.6÷36.4
8 21 × 7 16 = 2 3 ÷14= 26× 12 13 = 14 13 ÷28= 12× 4 3 = 9 8
能简算的要简算 1/7×5/12+5/12÷7/5 15÷9×5/9 17/35×36
16÷8= 36÷6= 5×9= 81÷9= 7×3= 72÷8= 6×4= 7×3= 48÷6= 28÷7= 42÷6
直接写得数. 25×2= 4×500= 490÷7= 45×2= 36-12÷6= 14×5= 78÷3= 8×9+8=
简便计算 3/35÷3/35×2 4/9×8/7÷4/9 4/7×(3/4+7/9) 5/8÷3/7÷5/4
1×2÷3×4÷5×6÷7×8÷9×10÷11×12