16 P6.PA.JC.170617001
Level 3
Find the sum of all the whole numbers from 40 to 242.
3 m
Sum of consecutive
17 P5.PA.JC.21030701
Level 3
Find the sum of 12 + 13 + 23 + 14 + 24 + 34 + 15 + 25 + 35 + 45 + . . . + . . . + 120 + 220 + . . . + . . . + . . . + 1920.
3 m
F Addition & subtraction Times sum of consecutive
18 P6.PA.JM.18011209
Level 3
Benny formed the following patterns using toothpicks.

If the last pattern formed by Benny had 360 matchsticks, what was the pattern number?
3 m
Times sum of consecutive
19 P6.PA.JM.18011210
Level 3
Study the pattern.
Find the pattern number when 55 grey triangles are used.
3 m
Sum of consecutive Guess & check
20 P4.PA.JM.17092433
Level 3
What is 3 + 4 + 5 + 6 + ... + 47 + 48?
4 m
Rainbow method Sum of consecutive W 4 operations

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