Maths practice for 10 year olds - page 7 of 63
Number of problems found: 1254
- Union of sets
Given the sets A = {2, 3, 4, 5} and B = {2, 4, 5, 6} . What is A ∪ B? 1.A ∪ B={2, 4, 5} 2.A ∪ B={3} 3.A ∪ B={2, 3, 4, 5, 6} 4.A ∪ B={6} - Evaluate with brackets
Find the Error - tell what the mistake is 6[(4 + 9) - 32] ÷ 2 6[13-32]÷2 6[13-9]÷2 6[9]÷2 6[4.5] 27 - Two numbers 16 Two numbers are added together to give a sum of 1492. if one of the numbers is 821, what is the other number?
- Chief
Chief has a rectangular field. It is 13 m long and 21 m wide. Find the area of the rectangular field. - The cost 11
The cost of 5 kg of sugar is 137 1/2 ruppies. What is the cost of 1 kg of sugar? - Unknown number 35 I am a number between 121 and 149. I can be divided by both 3 and 5. What number am I?
- A refrigerator
A refrigerator was marked at Php23,675.75. During a sale, it was sold for Php22,500.25. What was the difference between the prices? - Intersection of two sets
A = {a, b, c, d, e, f, g, h, i}, B = { d, g, f, k, j, a}, find A ∩ B. - The difference If the difference between a number and 17.85 is 3.6, what is the number?
- A piece 8
A piece of metal has a mass of 2210 g. The volume of the metal is 260 cm³. What is the density? - Divide 37
Divide 2406 cherries equally among 3 children. How many each got? - Lucas
Lucas is trying to find 6×15. He knows that 3×15=45. He also knows that 6=2×3. How can Lucas use 3×15 to help him find 6×15? - Zahra
Zahra poured 2 liters of milk into a mixing bowl. How many milliliters of milk did she pour? - The length 15
The length of the rectangle is twice as long as the width. The width is 104 cm. Find the perimeter of the rectangle. - Negative number A number minus 7 is = 9. What is the number?
- Fix + per day fee
Mr. White rents a small truck for one week and a few additional days, d. He does not have to pay a per-mile fee. Evaluate the expression 460+140d to find how much he will pay for a 9-day rental. - An electrician 4
An electrician buys a 100 m length of 3 mm electrical cable. By the end of the week, he had used up 35.5 m of the total length. How much of the cable is left? - Distributive property 2 Show with a drawing that 5 × (6 + 2) = 5 × 6 + 5 × 2. What is the name of this property?
- Division decimals When 40.6 is divided by 2, what is the result?
- Rebecca
Rebecca bought 6 chocolates for 4 euros each, and Agatha bought 7 chocolates for 7 euros each. How much did the girls pay together?
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