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How many numbers to fill in the brackets
four
Fill in 2, 3, 4, 5, 6 and 7 in the box. Each number can only be used once. Box + box = box + box = box + box
2+7=3+6=4+5
Divide 26 by 4, so that the quotient is three digits, and fill in the smallest number () in it. If the quotient is two digits, fill in the largest number () in it
Minimum 4
Maximum 3
The third grade of primary school
RELATED INFORMATIONS
- 1. Put the numbers 1,2,3,4,5,6 in the square to form an equation. Each number can only be used once, ten, two, ten Put the numbers 1, 2, 3, 4, 5 and 6 in the square to form an equation. Each number can only be used once , ten Two for ten Two for ten
- 2. According to the law of operation, fill in the following line: 260 + 98 = 260 + 100-______ =______ ； 260+102=260+100+______ =______ ．
- 3. Fill in + - × / in "Kou" to make the sentence true. 7,7,7 = 49,7 = 56,6 Fill in + - × / in "Kou" to make the sentence true 7 port 7 = 49 port 7 = 56 port 7 port 3 = 63 port 21 = 42 port 10 port 48 Port 6 = 10 port 8 = 18
- 4. The least common multiple of 5, 10 and 12 ()
- 5. The decimal point of a number is moved one place to the left, and the number obtained is 2.52 less than the original number. This number is the calculation process of 2.8 The faster the score, the higher
- 6. The decimal point of a decimal is moved one place to the left, and the number obtained is 2.52 less than the original number. This decimal is______ ．
- 7. Fill in 1 1 2 3 5 7 10 15 20 27 37 52 () according to the rule one 1 2 2 3 5 5 7 10 15 15 20 27 37 52 () () () () () ()
- 8. If the product of four unequal integers a, B, C and D is equal to 25, how much is a + B + C + D? To write the steps
- 9. If the product of four unequal integers a, B, C and D is equal to 25, then a + B + C + B=
- 10. Add "ten" or "one" before rational numbers 2,3,4,5,6,7,8,9,10, Make the sum of them 1
- 11. If you want to make four digit 105, you should fill in the number {}
- 12. 9 × 9 + 7 = 88 98 × 9 + 6 = 888 987 × 9 + 5 = 8888 9876 × 9 + 4 = 88888 who has more similar algorithms?
- 13. The school swimming pool is 25 meters long, 20 meters wide and 2 meters deep. How many tons of water can be injected into the swimming pool at most? (the weight of water per cubic meter is 1 ton) a formula is also given
- 14. The volume of a small swimming pool is 480 ()
- 15. The volume of a swimming pool is about 1200 liters ()
- 16. Why isn't the volume of a swimming pool milliliter
- 17. A swimming pool is 15 meters long and 8 meters wide. If you inject 24 cubic meters of water every hour, you can fill the pool in 12 hours. How many meters deep is the swimming pool?
- 18. A swimming pool is 50 meters long and 25 meters wide. How many hours can the empty pool be filled if three water pipes enter 10 cubic meters per minute?
- 19. Change the water for a swimming pool that is 50 meters long, 30 meters wide and 1.5 meters deep. When the water is 30 cm away from the edge of the pool, close the water inlet valve. How many cubic meters of water are there in the pool?
- 20. A cuboid swimming pool is 50m in length and 25m in width. Pump water to it. If you can inject 5M3 water per minute to make the water depth 1 or 2m, the pump will inject water for several hours Who can play tonight