Workout
Question 1:
(a) 40 (b) 20 (c) 80 (d) 70 (e) 100 (f) 100 (g) 500
(h) 300 (i) 700 (j) 900 (k) 400 (l) 700 (m) 100 (n) 1000
(o) 4000 (p) 5000 (q) 4000 (r) 3000 (s) 6000 (t) 8000 (u) 6000
Question 2:
(a) 10000 (b) 50000 (c) 70000 (d) 80000 (e) 100000 (f) 300000
(g) 900000 (h) 200000 (i) 500000 (j) 10000000
Question 3:
(a) 3 (b) 3 (c) 6 (d) 50 (e) 60 (f) 80 (g) 90
(h) 100 (i) 8 (j) 10 (k) 70 (l) 6000 (m) 50 (n) 100
Question 4:
(a) 0.5 (b) 0.9 (c) 0.2 (d) 0.05 (e) 0.09 (f) 0.007 (g) 0.004
(h) 0.06 (i) 0.9 (j) 0.0006 (k) 0.001 (l) 0.00003
Question 5:
(a) 840 (b) 670 (c) 130 (d) 2800 (e) 9300 (f) 1400 (g) 300
(h) 500 (i) 1000 (k) 3800 (k) 49000 (l) 14 (m) 58 (n) 50
(o) 1.4 (p) 43 (q) 0.32 (r) 22000 (s) 190000 (t) 0.049 (u) 5 (5.0)
(v) 1000000 (w) 3 (3.0) (x) 0.06 (0.0060)
Question 6:
(a) 9430 (b) 1890 (c) 2500 (d) 3.23 (e) 37800 (f) 57100 (g) 7.01
(h) 51.6 (i) 0.903 (j) 2.79 (k) 0.0891 (l) 0.00781 (m) 9910
(n) 0.601
Apply
Question 1: 40%
Question 2: 33000
Question 3:
(a) 9000000
(b) 7000
Question 4: Tom has rounded the number to 2 decimal places, not significant figures.
Question 5:
(a) 25500
(b) 26499
Question 6: 75000000
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