Page 55 - NUMINO Challenge_M1
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3. Operations Puzzles
Kakuro 9 11 8 16 9 7
The numbers written in the triangles 936
in Kakuro puzzles show the sum of 16 9 7 6
the numbers to the right of or below
the triangles. A row or column must 93
have the numbers from 1 to 9 only
once. 31 2 312
Number Cards & Operations Puzzles 99 862
Use the given number cards to make each 11 7 3 1
expression true.
Each number card may be used only once. 279
46
2345 853
6789
EExxpplloorree Use the numbers from 1 to 9 once in the following puzzle. The
numbers on top and on right sides show the sum of the numbers
in each column or row.
12 14 19 12 14 19 12 14 19
21 C A 21 4 8 9 21
6 1 3 10
1 3 10 B 1 3 10 2 5 7 14
7 14 D 7 14
A: The number that fits in A is 19 3 7 9.
B: The number that fits in B is 10 1 3 6.
C, D: The numbers that fit in C and D are two of the remaining
numbers (2, 4, 5, 6, and 8) that have a sum of 13, which
are 8 and 5.
D: If D is 8, the sum of the row would be larger than 14, so D is
5 and C is 8.
52 NUMINO Challenge M1
Kakuro 9 11 8 16 9 7
The numbers written in the triangles 936
in Kakuro puzzles show the sum of 16 9 7 6
the numbers to the right of or below
the triangles. A row or column must 93
have the numbers from 1 to 9 only
once. 31 2 312
Number Cards & Operations Puzzles 99 862
Use the given number cards to make each 11 7 3 1
expression true.
Each number card may be used only once. 279
46
2345 853
6789
EExxpplloorree Use the numbers from 1 to 9 once in the following puzzle. The
numbers on top and on right sides show the sum of the numbers
in each column or row.
12 14 19 12 14 19 12 14 19
21 C A 21 4 8 9 21
6 1 3 10
1 3 10 B 1 3 10 2 5 7 14
7 14 D 7 14
A: The number that fits in A is 19 3 7 9.
B: The number that fits in B is 10 1 3 6.
C, D: The numbers that fit in C and D are two of the remaining
numbers (2, 4, 5, 6, and 8) that have a sum of 13, which
are 8 and 5.
D: If D is 8, the sum of the row would be larger than 14, so D is
5 and C is 8.
52 NUMINO Challenge M1