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kirza4 [7]
2 years ago
15

Use any of the digits 1, 3, and 9 and the operation signs +, -, x, divide, to write all the whole numbers from 1 through 13. Eac

h digit can be expressed only once in each example. You can use other digits in the expression, but you must also use a 1, 3, or 9 at least once in each expression.

Mathematics
2 answers:
Nikolay [14]2 years ago
7 0

Answer:

d) 3+1

e) 9-3-1

f) 9-3

g) 9-3+1

h) 9-1

i) 9 x 1

j) 9+1

k) 9+3-1

l) 9+3

m) 9+1+3

Kryger [21]2 years ago
6 0
3+1 or 9-5
4x1 or 5-1
15/3 or 4+1
54/9 or 7-1
7x1 or 7-0
64/8 or 11-3
9x1 or 81/9
19-9 or 7+3
21-10 or 11x1
9+3 or 12/1
14-1 or 13x1

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