Page 26 - NUMINO Challenge_B2
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2 Kate read 13 consecutive pages of a book. The book starts on page 1
and has page numbers on every page. If the sum of the page numbers
she read is 338, from which page did she start to read?
3 The numbers of the multiplication table below have been grouped into
squares. The numbers in the 1st square are 1, 2, 2, and 4. The numbers
in the 2nd square are 4, 6, 6, and 9. The numbers in the 3rd square are
9, 12, 12, and 16. Find the sum of the four numbers in the 30th square.
123 4 56
11234 56
2 2 4 6 8 10 12
3 3 6 9 12 15 18
4 4 8 12 16 20 24
5 5 10 15 20 25 30
6 6 12 18 24 30 36
23Number and Operations
and has page numbers on every page. If the sum of the page numbers
she read is 338, from which page did she start to read?
3 The numbers of the multiplication table below have been grouped into
squares. The numbers in the 1st square are 1, 2, 2, and 4. The numbers
in the 2nd square are 4, 6, 6, and 9. The numbers in the 3rd square are
9, 12, 12, and 16. Find the sum of the four numbers in the 30th square.
123 4 56
11234 56
2 2 4 6 8 10 12
3 3 6 9 12 15 18
4 4 8 12 16 20 24
5 5 10 15 20 25 30
6 6 12 18 24 30 36
23Number and Operations
