Tài liệu luyện thi toán TIMO dành cho Khối 1

 PRIMARY 1 - Topic: Addition 
Để đơn giản hóa phép cộng, chúng ta có thể thực hiện một trong các cách sau: 
 Chọn hai số có thể tạo thành các số tròn chục hoặc tròn trăm 
 Tách một số để tạo ra số tròn chục hoặc tròn trăm. 
 Thêm bớt một số để tạo ra số tròn chục, tròn trăm. 
Example : Add the number by making ten or hundred 
 1 + 9 = 10 
 2 + 8 = 10 
 3 + 7 = 10 
 4 + 6 = 10 
 5 + 5 = 10 
 Practice 10: Find the value of 
 2 + 6 + 13 + 14 + 17 + 28 
Practice 11: Find the value of 
 11 + 27 + 24 + 13 + 29 + 36 
Practice 12: Find the value of 
 14 + 47 + 26 + 3 
Practice 13: Find the value of 
 14 + 37 + 16 + 3 
Practice 14: Find the value of 
 1 + 2 + 4 + 5 + 6 + 8 + 9 
Practice 15: Find the value of 
 13 + 12 + 15 
Practice 16: Find the value of 
 48 + 6 + 11 + 29 + 12 + 14 
Practice 17: Find the value of 
 11 +3 + 26 +19 + 4 + 27 
 Practice 10: Find the value of 
 27 + 18 – 17 
Practice 11: Find the value of 
 26 + 19 – 6. 
Practice 12: Find the value of 
 82 + 19 – 42 
Practice 13: Find the value of 
 15 – 5 – 1 
Practice 14: Find the value of 
 15 − 7 – 5 
Practice 15: Find the value of 
 17 − 2 − 8 
Practice 16: Find the value of 
 19 – 36 + 47 – 21 
Practice 17: Find the value of 
 21 - 6 – 7 
Practice 18: Find the value of 
 14 – 26 + 38. 
 PRIMARY 1 - Topic: Gauss 
Practice 1: Find the value of 
 2 + 2 + 2 + 2 + 2 
Practice 2: Find the value of 
 1 + 1 + 1 + 1 + 1 + 1 + 1 
Practice 3: Find the value of 
 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 
Practice 4: Find the value of 
 4 + 1 + 0 + 4 + 1 + 0 + 4 + 1 + 0 
Practice 5: Find the value of 
 5 + 4 + 5 + 4 + 5 
Practice 6: Find the value of 
 2 + 3 + 2 + 3 + 2 + 3 + 2 + 3 + 2 + 3 
Practice 7: Find the value of 
 7 + 9 – 6 + 7 + 9 – 6 + 7 + 9 – 6 + 7 + 9 – 6 
Practice 8: Find the value of 
 2 + 3 – 4 + 2 + 3 – 4 + 2 + 3 – 4 + 2 + 3 – 4 
Practice 9: Find the value of 
 5 – 5 + 5 – 5 + 5 – 5 + 5 – 5 + 5 
 Practice 19: Find the value of 
 1 + 2 + 3 + 4 + 5 + 4 + 3 + 2 + 1 
Practice 20: Find the value of 
 1 + 2 + 3 + 4 + 5 + 6 + 5 + 4 + 3 + 2 + 1 
Practice 21: Find the value of 
 1 + 9 + 1 + 2 + 3 + 4 + 5 + 6 
Practice 22: Find the value of 
 0 + 2 + 4 + 6 + 8 + 10 
Practice 23: Find the value of 
 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 + 18 
Practice 24: Find the value of 
 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 
Practice 25: Find the value of 
 11 + 22 + 33 
 Practice 5: According to the pattern shown below, what is the figure in the space 
provided? 
Practice 6: According to the pattern shown below, what is the figure in the space 
provided? 
Practice 7: According to the pattern shown below, what is the figure in the space 
provided? 
Practice 8: According to the pattern shown below, what is the figure in the space 
provided? 
 Practice 13: According to the pattern below, what is the figure in the space (‚__‛)? 
Practice 14: From the pattern below, what is the figure in the space (‚__‛)? 
Practice 15: According to the pattern below, what is the figure in the space (‚__‛) 
provided? 
Practice 16: According to the pattern shown below, what is the figure in the space 
provided? 
 Practice 21: According to the pattern shown below, what is the figure in the space 
provided? 
Practice 22:According to the pattern shown below, what is the figure in the space 
(“?”) provided? 
Practice 23:According to the pattern below, what is the figure in the space (“__”)? 
Practice 24: By observing the pattern, from left to right, what is the missing figure? 
 Practice 29: Refer to the pattern below. Find the suitable figure to fill in the blank. 
Practice 30: By observing the pattern, what is the missing figure? 
Practice 31: By observing the pattern, what is the missing figure? 
Practice 32: According to the pattern shown below, what is the figure in the space 
provided? 
 Topic: Pattern 
Practice 1: According to the following pattern, find the value of the next term. 
 10 , 9 , 8 , 7 , 6 , __ 
Practice 2: According to the following pattern, find the value of the next term. 
 1 , 4 , 7 , 10 , 13 ,  
Practice 3: According to the pattern shown below, what is the number in the 
blank? 
 2 、 6 、 10 、 14 、 18 、22 、 ____ 、. 
Practice 4: According to the pattern shown below, what is the number in the 
blank? 
 2 、 5 、 8 、 11 、 14 、17 、 ____ 、. 
Practice 5: According to the pattern shown below, what is the number in the 
blank? 
 14 、 17 、 20 、 23 、 26 、29 、 ____ 、. 
 Practice 11: By observing the pattern, what is the number in the space provided? 
 0 , 5 , 10 , 15 , __ 
Practice 12: By observing the pattern, what is the number in the space provided? 
 5 , 10 , 15 , __ 
Practice 13: According to the pattern shown below, what is the number in the 
blank? 
 9 、 17 、 25 、 33 、 41 、 49 、 __ 、. 
Practice 14: By observing the pattern, what is the number in the space provided? 
 8 , 15 , 22 , _ 
Practice 15: According to the pattern shown below, what is the number in the 
blank? 
 11 , 9 , 7 , 5 , _  
 Practice 21: Observe the sequence below to replace the space with a suitable 
number 
 3 , 4 , 6 , 9 , 13 , ___ ,  
Practice 22: By observing the pattern, what is the number in the space provided? 
 1 , 4 , 2 , 6 , 3 , __ 
Practice 23: By observing the pattern, what is the number in the space provided? 
 1 , 4 , 2 , 5 , 3 , __ 
Practice 24: According to the pattern shown below, what is the number in the 
blank? 
 1 、4 、3 、6 、5 、8 、__ 、. 
Practice 25: According to the pattern shown below, what is the number in the 
blank? 
 12 、 13 、 11 、 14 、 10 、 15 、 __ 、. 
 Practice 31: According to the pattern shown below, what is the number in the 
blank? 
 2 、 2 、 4 、 6 、 10 、16 、 ____ 、. 
Practice 32: According to the pattern shown below, what is the number in the 
blank? 
Practice 33: According to the pattern shown below, what is the number in the 
box? 
 Topic: Pattern 
Practice 1: According to the pattern shown below, how many red square(s) is / 
are there in the 4th figure? 
Practice 2: According to the following pattern, how many stars are there in the 
fourth group? 
Practice 3: According to the pattern shown below, how many + is / are there in 
the 4th figure? 
 Practice 7: According to the pattern shown below, how many ◎ is / are there in 
the 13th group? 
Practice 8: From the pattern below, how many ＃ is / are there in the 5th Group? 
Practice 9: According to the pattern shown below, how many  is / are there in 
the 10th group? 
 Practice 13: According to the pattern shown below, how many  are there in the 
13th group ? 
Practice 14: Refer to the figure below, how many circles are there in the 5th 
group? 
Practice 15: According to the pattern below, how many # are there in the 6th 
Group? 
 Practice 19: The numbers below follow the arithmetic sequence, what is the 8th 
number? 
 64、62、60、58、56、 
Practice 20: The numbers below follow the arithmetic sequence, what is the 7 th 
number? 
 58、51、44、37、30、 
Practice 21: Find the 6th number in the arithmetic sequence below. 
 31、29、27、25、 
Practice 22: The numbers below follow the arithmetic sequence, what is the 11th 
number? 
 118, 113, 108, 103, 98,  
Practice 23: The numbers below follow the arithmetic sequence, what is the 7th 
number of the sequence? 
 95, 84, 73, 62, 51,