Understanding tenths, hundredths, thousandths
Q1. Find the value of the underlined digit:
(i) 8 ,644.58 (ii) 344.181 (iii) 61.83
(iv) 95.4 (v) 1,953.175 (v) 2,990.85
Q2. Write the following numbers using decimal digits. The first one has been done for you.
Six tenths …0.6…..
Two hundredths …………..
Eight thousandths …………..
Two-tenths and six-hundredths …………..
Eight-hundredths and one-thousandths …………..
Six and nine-tenths …………..
Eleven and seven-thousandths …………..
Two hundred, five-hundredths and seven-thousandths …………..
Five hundred, two-tenths and three-thousandths …………..
Seventy, four-tenths and five -thousandths …………..
Six hundred and thirteen, seven-tenths and eight-thousands …………..
Three-tenths and seven-hundredths …………..
Fifteen and six-thousandths …………..
Q3. Write down the number of decimal places in each of these numbers.
One has been done for you.
6.234 123.456 0.9567 1020.63
……3……. ………….. ………….. …………..
7.94601 99.4236 6570.0 108.22
………….. ………….. ………….. …………..
2566.002 15.042249 76.8769 215.36300004
………….. ………….. ………….. …………..
Q4. Write down the next two numbers in each of these patterns
(i) 0.2 ,0.3,0.4,……. , ……… (ii) 0.03,0.04,0.05,……. , ……….
(iii) 0.56,0.58,0.6,…….. , ……… (iv) 0.31 ,0.33,0.05 ,….... , ………
Ordering & Comparing Decimals
Q1. Compare the following decimals :
a.0.1 ___ 0.5 b.0.2 ____ 0.5 c.0 .9 ____ .3
d.3.3 ___ 2.3 e.6.4 ____ 8.6 f.7.8 ____ 9.7
g.1.21 ___ 5.10 h.7.88 ____ 7.88 i. 5.01 ____ 2.10
Q2. Ordering the following decimals :
(i) Write each group of decimals in ascending order:
1) 2.62 2.061 2.612 0.66 6.21
……………………………………………………………………….
2) 14.01 140.1 1.401 14.1 14.11
……………………………………………………………………….
3) 0.0067 0.007 0.00618 0.00701 0.006
……………………………………………………………………….
4) 0.1 0.01 1 1.1 0.019
……………………………………………………………………….
(ii) Write each group of decimals in descending order:
1) 7.8 8.7 8.2 7.96 8.014
……………………………………………………………………….
2) 0.15 0.01 0.1 0 .0101 0.001
……………………………………………………………………….
3) 16.83 16.38 16.3 16.8 16
……………………………………………………………………….
Converting fractions to decimals
With powers of ten, each zero in the denominator equals the number of decimal places.
EXAMPLE :7/10 has one zero, thus it equals 0.7
8/100 has two zeros, thus it equals 0.08
Q1.Convert the fractions to decimals:
Q2.Convert the fractions to decimals:
(i) Convert the following fractions to decimals using the division method.
(ii) Convert the decimal to fractions or mixed fractions.
0.25 0.16 0.07
0.2 0.35 3.35
0.75 7.37 3.8
Decimals on a number line
Q1.Fill in the missing numbers
(i)
(ii)
(iii)
(iv)
Addition and Subtraction of Decimals
Q1.Solve the following :
Q2.Solve the following :
Word Problems using Decimal numbers
Q.Solve the following :
1.During five days, you drive 15.4 miles, 24.2 miles, 10.4 miles, 18.7 miles, and 7.5 miles.
How many miles did you drive during those five days?
2. If you are given 3 checks, one for $36.98, another for $17.27, and a third for $260,
how much is the total of all 3 checks?
3.Kate had $ 368.29. Her mother gave her $ 253.46 and her sister gave her $ 57.39.
How much money does she has now?
4.Aaron scored 452.65 marks out of 600 in the final examination. How many marks did he lose?
5.Kathi had a rope of 63.45 m. She cut the rope into two pieces. If the length of one piece
was 23.59 m, what was the length of the other piece?
6. Ken and Joe attend a health camp at school. Their heights are noted as 4.01 feet and
3.71 feet respectively. What is the difference in height between Ken and Joe?
7. Ashley found 2 boxes of sugar in the kitchen. The green box says 1.26 kg and
the red box says 1.026 kg. Which box contains more sugar?
Position, Movement and Direction
Intermediate /diagonal directions are halfway between the four cardinal directions.
Complete the map of Acorn Park
The swimming pool is ………………………..of the playground
The ice cream stand is ………………………..of the picnic area.
The soccer field is …………………………… of the swimming pool.
The woods are ……………………………. Of the playground.
Gate 2 is on the ……………………………….. side of Acorn Park
The picnic are is in the ……………………….. direction
Q.Provide the co-ordinates for each point.
Circle the right answer.
clockwise or anti-clockwise ? clockwise or anti-clockwise ?
clockwise or anti-clockwise ? clockwise or anti-clockwise ?
clockwise or anti-clockwise ? clockwise or anti-clockwise ?
clockwise or anti-clockwise ? clockwise or anti-clockwise ?
clockwise or anti-clockwise ? clockwise or anti-clockwise ?
Which way will these shapes face after they have turned…….
……quarter turn clockwise? ……quarter turn clockwise?
……quarter turn anti-clockwise? ……quarter turn anti-clockwise?
……quarter turn clockwise? ……quarter turn anti-clockwise?
Make a similar question for Mr H!
