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六年级简便计算30道

6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89)4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.23.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.475.27+2.86-0.66+1.63 13.35-4.68+2.65 73.8-1.64-

1. 3/7 * 49/9 - 4/3 2. 8/9 * 15/36 + 1/27 3. 12* 5/6 2/9 *3 4. 8* 5/4 + 1/4 5. 6÷ 3/8 3/8 ÷6 6. 4/7 * 5/9 + 3/7 * 5/9 7. 5/2 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1/9 ) 9. 9 * 5/6 + 5/6 10. 3/4 * 8/9 - 1/3 11. 7 * 5/49 + 3/14 12. 6 *( 1/2 + 2/3 ) 13. 8 * 4/5 + 8 * 11/5

4.8*86+15*4.8-4.8 6.8*2.5 99*99+199 101*101-101 =4.8*(86=15-1) =6.8*2.5*4/4 =(100-1)*99+(200-1) =101*(100-1) =4.8*100 =6.8*10/4 =9900-99+200-1 =101*100 =480 = 68/4 =10100-100 =10100 =17 = 10000 5/7-4/9*5/7 2/11*5/9+6/11*2/9 6/

0.5+x)+x=9.8÷2 2(X+X+0.5)=9.8 25000+x=6x 3200=450+5X+X X-0.8X=6 12x-8x=4.8 7.5*2X=15 1.2x=81.6 x+5.6=9.4 52-x =15 91÷x =1.3 X+8.3=10.7 15x =3 3x-8=16 7(x-2)=2x+3 3x+9=2718(x-2)=270 12x=300-4x 7x+5.3=7.4 3x÷5=4.8 30÷x+25=85

1、71*99 2、299*1013、72*156-56*72 4、25*32*1255、709*99+7096、4.6*3.7+54*0.37 7、19.82—6.57—3.438、9.63÷2.5÷49、8.37-3.25-(1.37+1.75)10、72*156-56*7211、21是35的百分之几?12、比一个数的

120*[1/8-(1/5-1/6)] 5/7+5/6+2/7+1/6 1.25*3.2*0.25=120*(1/8-1/30) =(5/7+2/7)+(5/6+1/6) =(1.25*0.8)*(4*0.25)=120*1/8-120*1/30 =1+1 =1*1=15-4 =2 =1=11 6+2/25-6+2/25=2/25+2/25=4/25=2/25+2/25=4/25

1 158+262+138 2 375+219+381+225 3 5001-247-1021-232 4 (181+2564)+2719 5 378+44+114+242+222 6 276+228+353+219 7 (375+1034)+(966+125) 8 (2130+783+270)+1017 9 99+999+9999+99999 10 7755-(2187+755) 11 2214+638+286

2.8*0.4= 1.12 14-7.4=6.6, 1.92÷0.04=48, 0.32*500=160, 0.65+4.35= 5 10-5.4=4.6, 4÷20=0.2, 3.5*200=700, 1.5-0.06=1.44 0.75÷15=0.05, 0.4*0.8=0.32, 4*0.25=1, 0.36+1.54=2 1.01*99=99.99, 420÷35=12, 25*12=300, 135÷0.5=270 3/4 + 1/4 =1,

正好50道,采纳一下,虽然没有答案,但应该可以吧,采纳~采纳~采纳~6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-e69da5e887aa62616964757a686964616f313332646239335.89)4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)3.68+7.56-2.68

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