Ch-3 Place value and rounding
Q1
Work out
a) 32×0.1
b) 42×0.01
c ) 354×0.1
c) 23.4×0.1
Q2 work out
a)
432÷0.1
b)
5 ÷ 0.01
c)
7.4 ÷ 0.01
d)
0.31 ÷ 0.01
e)
6.114÷0.01
Q3 Which symbol , × or ÷ , goes in each box?
a)
5.7
0.1= 57
b) 2.5
0.01=0.025
c) 0.7
0.1=0.07
Q4 Which of 0.1 or 0.01 goes in each box?
a ) 26
×
= 0.26
b) 3.4
÷
= 34
c) 6
÷
=60
Q5 Round each number to the stated number of significant figures (s.f.).
a) 345 (1 s.f.)
b) 98765 (2 s.f.)
c) 23.414 (3 s.f.)
d) 1.40948 (4 s.f.)
Ch -5
Q1
Q2
Angles and constructions
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10