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计算:25×2565×6513×1732×38(96÷8)×(8÷4)×(4÷1)(6×21)÷(2l÷7)÷(7÷1)(27×23+9)×99+704×16×25×335×12÷7÷4(20+3)×54×(25-1)5×(20-4+1)23×10134×10213×99
题目详情
计算: 25×25 | 65×65 | 13×17 |
32×38 | (96÷8)×(8÷4)×(4÷1) | (6×21)÷(2l÷7)÷(7÷1) |
(27×23+9)×99+70 | 4×16×25×3 | 35×12÷7÷4 |
(20+3)×5 | 4×(25-1) | 5×(20-4+1) |
23×101 | 34×102 | 13×99 |
▼优质解答
答案和解析
(1)25×25=625 | (2)65×65=4225 | (3)13×17=221 | ||||
(4)32×38=1216 | (5)(96÷8)×(8÷4)×(4÷1) =12×2×4 =96 | (6)(6×21)÷(2l÷7)÷(7÷1) =6×21÷21×7÷7 =6 | ||||
(7)(27×23+9)×99+70 =(621+9)×99+70 =630×(100-1)+70 =630×100-630×1+70 =63000-630+70 =62440 | (8)4×16×25×3 =(4×25)×16×3 =100×48 =4800 | (9)35×12÷7÷4 =35×12×
=15 | ||||
(10)(20+3)×5 =20×5+3×5 =100+15 =115 | (11)4×(25-1) =4×25-4×1 =100-4 =96 | (12)5×(20-4+1) =5×20-5×4+5×1 =100-20+5 =85 | ||||
(13)23×101 =23×(100+1) =23×100+23×1 =2300+23 =2323 | (14)34×102 =34×(100+2) =34×100+34×2 =3400+68 =3468 | (15)13×99 =13×(100-1) =13×100-13×1 =1300-13 =1287 |
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