Solve these questions. Show your working clearly. Each question carries 4 marks.
1. Find the sum of each series by paring the first number with the last one, the second number with the second last one and so on.
a. 1 + 2 + 3 + 4 + 5
b. 2 + 4 + 6 + 8 + 10 + 12
c. 1 + 3 + 5 + 7 + 9 + 11
d. 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10
2. Complete each number pattern below.
a. 1, 3, 5, 7, (…), (…)
b. 1, 4, (…), 10, 13, (…)
c. 3, 6, (…), (…), 15, 18
d. 1, 2, 4, 8, (…), 32
3. Write the correct time for each clock.
a.
b.
c.
4. Peter is 4 years old. Her brother is 12 years old. How many years older is her brother than Peter in 10 years’ time?
5. Five trees are planted from end to end along a road. The distance between every two trees is 3m. How long is the road?
Week 2: Olympiad Maths Trainer (Terry Chew), age 7 – 8 – Week 2
Week 3: Olympiad Maths Trainer (Terry Chew), age 7 – 8 – Week 3
Giáo dục là nền tảng cho tương lai