Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- - 19 + 7 = _______
- - 6 + 7 = _______
- - 10 - 1 = _______
- - 4 - 10 = _______
(a)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 19 + 7
= 7 - 19
= - 12
(b)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 6 + 7
= 7 - 6
= 1
(c)
- 10 - 1 = - 11
(d)
- 4 - 10 = - 14
Answer(s): - 12, 1, - 11, - 14