Đề thi Violympic Toán tiếng Anh lớp 3 vòng 6 năm 2016 - 2017

Bài 2: Cóc vàng tài ba

Câu 1: Find the sum of the greatest and smallest 3 - digit number that you can make by using all of these numbers?

Câu 2:

Bella has 37 flowers and Rosie has 17 more flowers than Bella. How many flowers do they have in all?

Câu 3:

Minky has 27 liters of honey and Min has 13 less liters of honey than Minky. How many liters of honey do they have in all?

Câu 4:

Mark has 73 marbles. He gives Tom 13 marbles and Min 20 marbles. How many marbles does Mark have left?

Câu 5:

Jonh buys 8 servings for lunch. Each serving has 7 slices of fried chickens. How many slices fried chickens are there in total?

Câu 6:

There are seven more boys than girls in a class. How many stundents are there in the class in all if there are 17 girls in the class?

Câu 7:

Sophia has 23 eggs in her fridge. She uses 7 eggs to make a cake. Then she buys more a dozen of eggs. How many eggs does she have now?

Câu 8:

Lena makes 34 paper flowers and Mon makes 42 paper flowers. They give Henry 23 paper flowers. How many paper flowers do Lena and Mon have left?

Câu 9:

Tim has 27 stamps, Mark has 32 stamps and Jim has 23 stamps. How many stamps do 3 of them have in total?

Câu 10:

8 years ago, Mary was 8 years old. How old will she be 8 years' time from now?