(3.4x4.8x9.5)÷(1.9x1.7x2.4)的简便方法
1个回答
(3.4x4.8x9.5)÷(1.9x1.7x2.4)
=3.4÷1.7X4.8÷2.4X9.5÷1.9
=2X2X5
=20
相关问题
(3.4x4.8x9.5)除以(1.9x1.7x2.4的简便方法
能简便的就简便 6又3/5X2.2+3.4X2又1/5 1÷7/9X1÷7/9
(1)x+4.9= 49 (2)x-35.8= 4.5+7.6 (3)0.9x-9.2=8.8 (4)25x÷0.2=1
解方程x-[3/4]x=[3/10] x÷[3/8]=[4/9] x÷[7/5]+[1/5]=[4/5] [2/3]x=
7/11÷9+1/4x7/11要简便运算.方程X十1/3X=4/5 X一Xx5/6=1/9x9/1
下列题目x=多少3(x-2.1)=9 9x+11x=0.4 (x-5)÷6=1.6 7(x+1.2)=8.4 4.8+x
(x-1/4)÷9=8 (x-20.9)÷3=7.3
脱式计算 7/8x2/3x9/14 (5/9-1/3)÷8/15 (1+1/4)÷(1-1/4)
解方程.(1)8x+16=48(2)0.8x-0.2=7(3)3x÷3=28(4)3.2x-9.8=9.4(5)4x+1
解答1.2x3.8+2.4x1.9+4.8x0.6的简便方法?