1. Identify a rule and complete the number sequences:
a) 35, 32, 29, 26,
b) 1, 2, 3, 5, 8,
2. Copy and complete the following:
a) If-8 represents 8 m below sea-level, then +30 represents
b) If 100 represents depositing $100 in the bank, then a withdrawal of $50 is
c) If +70° represents rotating 70° clockwise, then -40° represents
d) If +56 represents a speed of 56 kmh of a car moving to the East, then -56 represents
3. Evaluate the following:
a) (-450) + (-15)
b) [3 (-3) - 4*(-2) + 5 x 2] + [-2 * (-3) + 8 (-2) - 8 x 2]
c) (640 - 80 + 54 6) 20 - 840 +7
4. Evaluate the following:
(a) 17.287 +12.713
(b) 16.83-7.57
(c) 16.52-0.04
(d) 80x0.6*2.5
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