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
1 1.7 × 5/49 + 3/ 14
12.6 ×( 1/2 + 2/3 )
13.8 × 4/5 + 8 × 1 1/5
14.3 1 × 5/6 – 5/6
15.9/7 - ( 2/7 – 10/2 1 )
16.5/9 × 18 – 14 × 2/7
17.4/5 × 25/ 16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/ 15
19. 17/32 – 3/4 × 9/24
20.3 × 2/9 + 1/3
2 1.5/7 × 3/25 + 3/7
22.3/ 14 ×× 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24.9/22 + 1/ 1 1 ÷ 1/2
25.5/3 × 1 1/5 + 4/3
26.45 × 2/3 + 1/3 × 15
27.7/ 19 + 12/ 19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29.8/7 × 2 1/ 16 + 1/2
30. 10 1 × 1/5 – 1/5 × 2 1
There are 50 difficult-to-calculate problems in the first volume of Grade Three Mathematics, 207× 8 = 402× 8 = 374× 7 = 468× 6 = 83× 7 = 340× 5 = 508× 5 = 405× 4 =148× 5 = 21.
The first volume of fifth grade mathematics is 30.8 ÷ [14-(9.85+1.07)]
[60-(9.5+28.9)]÷0. 18
2.88 1÷0.43-0.24×3.5
20×[(2.44- 1.8)÷0.4+0. 15]
28-(3.4+ 1.25×2.4)
2.55×7. 1+2.45×7. 1
777×9+ 1 1 1 1×3
0.8×〔 15.5-(3.2 1+5.79)〕
(3 1.8+3.2×4)÷5
thank you
All the maladjustment calculation problems in the first volume of mathematics in grade three.
( 1)6×409-2300 (2)528+323-60×8 (3) 1 100×5-(560+690)
(4)7×(555-377) (5)200-(76+40×3) (6)220-(45×3-60)
The problems and answers of vertical arrangement and off-line calculation in the first volume of mathematics in grade three are 72 ÷ 8+9 × 536 ÷ 4+21× 225 ÷ 5-16 ÷ 4.
56÷7+36÷6 500×(400-396) 72÷9-5
564+264-453 7650-(546+4530) 65×9-450
9×80+980 9000-(4500+250) 6700+72÷8
14×6+9×5 900÷(7 1-68) 180÷9-42÷6
12÷6+45×3 8×(9 10-720) 760-540+ 1 1 10
There are 60 methods to calculate and simplify mathematics in the sixth grade of primary school. 3- - × + ×
× + ÷ 18×( + )
×7+ ×5 ( - )×24- )
( × + )÷ ÷[( + )× ]
The first volume of fifth grade mathematics, 25 lines of formula calculation, you said earlier that there is no answer1) 25% *132+1/4 * 82) 32 * 0.125 * 25? = 1/4* 132+ 1/4*8 =(4+8)*0. 125*25? = 1/4*( 132+8) =(4*25)*(8*0. 125) = 1/4* 140 = 100* 1 =35 = 1000 3)75%*76+25*4+0.75*