Xiao Ming is wrong in calculating a number (≠ 0) by two fifths. What is the correct answer? Quick! Quick
2 / 5 × 2 / 5 = 4 / 25
Xiao Feng divided a number by 35 and miscalculated it by 35. How many parts of the correct answer is the result?
Suppose that the number is 1; the correct number is 1 / 35 = 53; the calculated number is 1 × 35 = 35; 35 / 53 = 925. A: the calculated number is 925 of the correct answer
Three fifths of 40 is a fraction of 80
RELATED INFORMATIONS
- 1. Three fifths of 40 is a fraction of 80
- 2. How many parts of 8 are 1 and 7? How many times of 7 are 8? 1、 Rice accounts for 48% Sorghum 20% Corn accounts for 32% Q: if Sorghum Planting area is 180 hectares less than corn, how many hectares of different crops should be planted?
- 3. Four fifths of 2 meters is meters, two fifths of 70 kg is kilograms, one fourth is 12 tons. 50 80% of all is kilometers 75% of the yuan is 840 yuan There are 80 basketball players in the school. The number of football players is 75% of basketball players. How many football players are there= There are 32 boys in a class, and the number of girls is 25% less than that of boys. How many girls are there? In the question, the number of girls is regarded as the unit of "1". You can find out first, that is, x 25%, =, and then find out. You can also think: how many girls are required? You can find out first that the number of girls is equal to that of boys, that is, the number of boys is x = the number of girls
- 4. 80% of a number is four times more than two fifths of it
- 5. Two fifths of an hour = () minutes 15 grams = () grams three fifths of a meter = () centimeters
- 6. Fraction - fraction = half fraction + fraction = half
- 7. There are 4 / 5 tons of food in the shops, 1 / 3 of which are transported away from the disaster area, and the remaining 2 / 5 are sold. How much is left?
- 8. A barrel of oil is 30kg. The first time you use 16% of this barrel of oil, the second time you use 25% of this barrel of oil, there is & nbsp; & nbsp;) (& nbsp;) (& nbsp;) of this barrel of oil left, there is still more______ Kilogram
- 9. The engineering team built a 12 kilometer long highway, which took two fifths of the total length in four days. On average, what percentage of the road is built every day? On average, the road is built every day
- 10. The engineering team needs to repair a 3 km long road in 10 days. How many parts of the road and how many kilometers do they need to repair every day?
- 11. The length of the three sides of a triangle is half a meter, quarter a meter and three eighth a meter. How many meters is its circumference/
- 12. 1. One half meter shorter than four fifths of a meter is a meter, and five eighths of a meter is a meter shorter than a meter 2. If the denominator is 5, the sum of the simplest true fractions is [], which is the smallest composite number 3. In the process of one and a half + three and a quarter of seven + three of seven = one and a half + [three and a quarter of seven + three of seven], the law of [ In the natural number of 4.20, there are odd number, even number, prime number, total number
- 13. What's the equivalent of seven hundredths of a ton? What's the equivalent of two-thirds of two-thirds of a meter? What's the equivalent of one-half of a kilogram How many kilograms is seven out of two tons? How many meters are two-thirds of two-thirds of meters, how many parts of seven eighth of a kilogram are two-thirds of a kilogram, and how many tons are one-quarter of three tons
- 14. 50 is 35 of what part of the meter; half a meter is four fifths of () meter; and () is four fifths of half a meter?
- 15. a. B is a natural number. If a divided by three quarters equals B multiplied by four fifths, then a is greater than B (), right or wrong
- 16. A ripe 45% is equal to one seventh of 28. What's the number?
- 17. If you can calculate simply, you need to calculate simply: one fourth times three seventh plus four seventh divided by four If you can calculate simply, you should calculate simply Quarter by three seventh plus four seventh divided by four
- 18. There are six seventh parts in six seventh parts, plus () seventh parts equals the smallest prime number
- 19. Simple calculation of 1.45 × 65 + 0.55 × 6.5
- 20. A simple algorithm for 55 × 72 + 55 × 27 + 55