✖➗Maths➖➕

Number	Pull apart this number using place value	Round to nearest 10th	Round to nearest whole number (1)	Write as a fraction	Write as a percentage	Double of this number	Half of this number	30% of this number	This number x10
1.45	1 whole, 4 tenths and 5 hundredths	1.5	1	145/100	145%	2.90	0.725	0.435	14.5
0.18	0 whole, 1 tenths and 8 hundredths	0.2	0	18/100	18%	0.36	0.09	5.4	1.8
0.26	0 whole, 2 tenths and 6 hundredths	0.3	0	26/100	26%	0.52	0.13	7.8	2.6
0.56	0 whole, 5 tenths and 6 hundredths	0.6	1	56/100	56%	0.112	0.28	16.8	5.6
0.97	0 whole, 9 tenths and 7 hundredths	1.0	1	97/100	97%	0.194	48.5	29.1	9.7
1.23	1 whole, 2 tenths and 3 hundredths	1.2	0	123/100	123%	2.46	0.615	0.369	12.3
1.76	1 whole, 7 tenths and 6 hundredths	1.8	1	176/100	176%	3.52	0.88	0.528	17.6
3.91	3 ones, 9 tenths and 1 hundredth	3.0	3	391/100	391%	7.82	1.955	1.173	39.1
14.095	1 ten, 4 ones, 0 tenths, 9 hundredths and 5 thousandths	14.1	14	140.95/100	140.95%	28.19	7.0475	4.2285	140.95
1.0456	1 one/whole, 0 tenths, 4 hundredths,  5 thousandths and 6 tens-of- thousandths	1.0	1	104.56/100	104.56%	2.0912	0.5228	0.31368	10.456
0.0876	0 one/whole, 0 tenths, 8 hundredths,  7 thousandths and 6 tens-of-thousandths	0.1	0	008.76/100	008.76%	0.1752	0.0438	0.02628	00.876

Finding fractions (answer might be a whole number of a decimal)

1. ¾ of 50 = 37.5
2. 4/9 of 16 = 7.11
3. ⅔ of 60 = 40
4. 4/8 of 15 = 7.5
5. ⅕ of 18 = 3.6
6. ⅜ of 12 = 4.5
7. ¾ of an hour (answer in minutes) = 45 minutes
8. ⅚ of an hour (answer in minutes) = 50 minutes
9. 4/12 of 100 = 33.33
10. ⅗ of 15 = 9

Finding percentages

1. 10% of 50 = 50 ÷  100 x 10 = 5
2. 20% of $18 = 18 ÷  100 x 20 =  3.6
3. 5% of $199 = 199 ÷  100 x 5 = 9.95
4.  25% of 150 = 150÷ 100x25= 37.5
5.  10% of 56 = 56÷ 100x10= 5.6
6.  80% of $18.99 = 18.99÷ 100x80= 15.192
7.  50% of 120 = 60
8.  50% of 260 = 130
9.  50% of 32 = 16
10.  75% of 150 = 150÷ 100x75= 112.5

Finding decimals 

1.  0.55+0.45= 1.0
2.  1.45+1.65= 3.10
3.  0.99+0.45= 2.7
4.  1-.095= 0.05
5.  3.5-1.2= 2.3
6.  0.095+0.124= 0.219
7.  1.56+1.32= 2.88
8.  0.999+0.9= 1.989
9.  0.32+1.776= 2.096
10.  6.5-0.85= 5.65

Word problems

1. Lucy went for a walk with her family during lockdown. On Monday they walked 2.5km. On Tuesday

they walked 4.19km. How far did they walk altogether? 6.24km

Mele’s goal was to walk 20km in one

week during lockdown. The path from her house to the bottom of Mt Wellington is 1.9km one way. How

many times does she need to walk to the mountain and back to reach her goal? 

2.There are 30 students in Room 30. Three fifths of them are going to stay home during Level 2. How

many are staying home? How many are coming to school? 123. Miss Ashley estimates that 40% of the year 7/8s will turn up to technology on Thursday. If there are

70 year 7/8s altogether, how many will turn up? 4.4
4. Dad bought a 1.5kg bag of flour. He uses 3 cups of flour to make a cake. How much flour is left?

(You can express this in kg, percentage or fraction - you choose). 
5. Miss Ashley did a typing test online. The test is to get 10 words spelt accurate and as fast as

you can. On Monday she could do it in 12.7 seconds. On Tuesday she could do it in 9.9 seconds.

How much faster did she get? 2.8 seconds
6. Two families are having pizza for dinner on the same night. In the first family, Michael, Mariah,

Hope, Hevani and their mum and dad and 2 older brothers shared six pizzas equally between them.

In the other family, Davlyn, Jairus and Saryah shared three pizzas between them. In which family

would you get the most pizza? The second family

7. Miss Ashley is making lots of pancakes. She has 5.5kg of flour left. Each pancake uses

0.275kg of flour. How many pancakes can she make? 20
8. On speedskills, Tim got 24 questions correct out of 30. What is this as a percentage? 

9. Miss Ashley has $50 for petrol for her car. If petrol is $1.85 per litre, can she get enough

petrol to fill up her 30 litre tank?

Bonus: if she doesn’t have enough, how much more money does she need to fill it up?