Question

b) Hallar el valor desconocido




*------- + 7 = 15 *------ - 18 = 50 * 8 . -----= 24 * ----- : 3 = 36 * 2 . ----- - 8 = 0
* 5. ------ + 2 = 17 * 4 . ------ - 5 = 15 * 30 : -----= 2 * 7. 2 – 3 = ----- * 6.3 + 5 = -----

Answer 1

Explicación paso a paso:

*8 + 7 = 15

*68- 18 = 50

* 8 . 3= 24

* 108 : 3 = 36

* 2 . 4 - 8 = 0

* 5. 3 + 2 = 17

* 4 . 5 - 5 = 15

* 30 : 15= 2

* 7. 2 – 3 = 11

* 6.3 + 5 = 23