According to the pattern shown below, what is the number in the space provided? Pattern: 5, 9, 13, 17, 21, 25, ___
Câu 2
According to the pattern below, what is the English letter filled in the blank? Pattern: D, A, G, C, J, E, M, G, ___
Câu 3
21 children form a column. There are 7 children in front of Eric. How many children are behind him?
Câu 4
12 years ago, John was 8 years old. Mary is 7 years elder than John. How old is Mary now?
Câu 5
Find the value of 21 + 7 + 62 + 23 + 39 + 38.
Câu 6
Find the value of 25 – 38 + 50 – 5.
Câu 7
Find the value of 6 + 11 – 5 + 6 + 11 – 5 + 6 + 11 – 5 + 6 + 11 – 5.
Câu 8
What is the number filled in the blank if the equation below is correct? 32 – ___ = 15
Câu 9
Given that A and B represent different 1-digit numbers, what is the value of B if the equation is correct? Phép cộng đặt tính:
Câu 10
By observing the numbers, which even number is the greatest? 58, 63, 28, 80, 92, 97, 71
Câu 11
The numbers below form an arithmetic sequence. What is the 9th number? 50, 47, 44, 41, …
Câu 12
Each box of eggs has 8 eggs. Mom asks Mary to buy 20 eggs. Her neighbor asks her to buy 15 eggs. At least how many boxes of eggs does Mary need to buy?
Câu 13
A large package contains 8 candies. A small package contains 3 candies. Buying 1 large package and 1 small package together will get you 1 extra candy for free every time. If Peggy buys 3 large packages and 6 small packages, how many candies does she have in total?
Câu 14
Determine whether the result of 2 + 5 + 7 + 8 + 11 + 13 + 14 + 15 + 17 + 20 + 21 + 23 is odd or even.