Multiplication by powers of ten – answers
January 15, 2018
Workout:
Question 1:
(a) 100 (b) 1000 (c) 10,000
(d) 100,000 (e) 1,000,000 (f) 10,000,0000
Question 2:
(a) 40 (b) 9000 (c) 200
(d) 45,000 (e) 825,000 (f) 1900
(g) 8 (h) 530 (i) 115
(j) 218 (k) 0.2 (l) 150
(m) 80 (n) 500,000 (o) 6
(p) 12,800
Question 3
(a) 50,000 (b) 200,000
(c) 3,500,000 (d) 880,000
(e) 2,900,000 (f) 42,000
(g) 150,000 (h) 30,000
(i) 4,820 (j) 3,000
(k) 0.095 (l) 630,000
(m) 28 (n) 390.15
(o) 50,600 (p) 10.5
Apply
Question 1: (a) 15,000 (b) 750
Question 2
- Should be 12500 (she’s incorrectly added 3 zeroes)
- Should be 200,000 (she’s divided instead of multiplied)
- Should be 13,000 (she’s incorrectly added 4 zeroes)
Categories: answers