Decimals Numbers -10th Grade C&G

Rounding to places

100

Round to the nearest tenth 38.37

What is 38.4

200

Round to the nearest hundreds 659.021

What is 700.000 or 700

300

Round to the nearest tens 25.026

What is 30

400

Round to the nearest whole 9.49

What is 9

600

Round to the nearest tenth 26.99

What is 27

Rounding DP

100

Round 5.47 to 1 decimal place.

5.5

200

Round 56.045 to 2 decimal places

What is 5.05

300

Round 42.5 as a whole number

What is 43

400

which 2 numbers when rounded gives the answer 2.28

A.   2.277      B.   2.284        C. 2.2088 

answer is A. 2.277 and B. 2.284

600

Round 56.999 miles to the nearest hundredth of a mile

What is 57 miles

Number sequence

100

which number is missing?

3, 7, ______, 15, 19

Answer 11

counting by 4

200

what number am i counting by in the sequence?

24, 36, 48, 60, 72, 84, 96

12

300

what is the missing number in the sequence? 

24, 36, 48, 60, 72, _____

84

400

what are the missing numbers?

400, 360, 320, 280, _____, 200, 160, 120, ____

missing numbers are 240 and 80

600

Rounds to 5.11

What is 5.105 to 5.109

What am I rounded to?

100

Which place is the following number rounded to? 9,000

What is the thousands

200

9.2

What is tenths

300

6

What is ones

400

9.48

What is the hundredths

600

which number is the largest?

A.   13.40

B.  134.0

C  1340

1340

decimal points are very important

Standard form

100

450 written in standard form 

4.5 x 10²

200

what is 67809 written in standard form?

6.7809 x 10 ⁴

300

What figure is 1.4 x 10³ 

^{is it} 

^{A. 140         B. 1400        C. 14000}

B. 1400

400

What is 669.5 written in standard form?

6.695 x 10²

600

what number is larger than 4.5 x 10²?

^{A. 4.8        B. 48         C.  480}

C. 480