Test:
Decimals I - Normal
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Question 1:
Multiply:
$12\cdot {10}^{2}$
A
$120$
B
$1200$
C
$12000$
D
$1.2$
Question 2:
Multiply:
$2.5\cdot {10}^{3}$
A
$250$
B
$2500$
C
$25000$
D
$25$
Question 3:
Multiply:
$0.33\cdot {10}^{5}$
A
$3300$
B
$33000$
C
$330000$
D
$330$
Question 4:
Divide:
$125\xf7{10}^{2}$
A
$0.0125$
B
$0.125$
C
$1.25$
D
$12.5$
Question 5:
Solve:
${10}^{3}\xf7{10}^{2}+10$
A
$20$
B
$11$
C
$110$
D
$1010$
Question 6:
Round
$13.1212$
to
$3$
significant figures
A
$13.12$
B
$13$
C
$13.121$
D
$13.1$
Question 7:
Round
$7.3456$
to
$4$
significant figures
A
$7.3457$
B
$7.346$
C
$7.3456$
D
$7.34$
Question 8:
Round
$10.2565$
to
$2$
decimal places
A
$10.2$
B
$10.25$
C
$10$
D
$10.26$
Question 9:
Round
$115.251$
to
$2$
decimal places
A
$115.25$
B
$116$
C
$115.26$
D
$115.2$
Question 10:
Convert
$\frac{1}{4}$
to decimal form
A
$0.25$
B
$0.14$
C
$0.2$
D
$0.33$
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