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Worksheets29TH JAN MENTAL MATH
Total questions: 15
Worksheet time: 35mins
Name
Class
Date
1.
30 x 40
a)
12
b)
120
c)
1,200
d)
12,000
2.
7 x 3000
a)
2,100
b)
28,000
c)
21,000
d)
2,800
3.
(8 x 5) + (8 x 10) =
a)
120
b)
100
c)
140
d)
80
4.
120 x 5,000
a)
60,000
b)
600,000
c)
6,000,000
d)
6,000
5.
72 ÷ 8 =
a)
(9 x 1)
b)
(8 x 9)
c)
(9 + 8)
d)
(8 x 1)
6.
45 x 10³
a)
45,000
b)
4,500
c)
450
d)
450,000
7.
Convert to a fraction in simplest form 0.14
a)
7/50
b)
14/100
c)
14/1000
d)
7/25
8.
65 / 2 =
a)
32
b)
33
c)
32.5
d)
35.2
9.
Find the missing length
a)
4
b)
6
c)
4.5
d)
3
10.
32 / 20
a)
1.6
b)
10.6
c)
1.06
11.
0.25 ÷ 1/4
a)
1
b)
0.25
c)
1/4
12.
9 divided by 0.3
a)
3
b)
30
c)
0.27
13.
Emily bought the following amounts of fruit at a fruit stand:
0.75 pounds of grapes
0.5 pounds of bananas
1.25 pounds of apples
How much did her fruit weigh altogether?
a)
0.25 pounds
b)
2.05 pounds
c)
2.5 pounds
d)
25.0 pounds
14.
Riley has started a babysitting business. She charges $3.85 per hour. If she works 8 hours a week, how many dollars does she earn for the week?
a)
$30.80
b)
$3.08
c)
$308.80
d)
$40.80
15.
Stephen ran a 100 meter race in 35.6 seconds. Nathan ran the same race in 36.72 seconds. How much faster was Stephen than Nathan?
a)
12.2 seconds
b)
1.22 seconds
c)
2.12 seconds
d)
1.12 seconds
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