Step 4

Difficulty 4

1. Changing numbers 56 293 x 0.1, + 8 459, div. by 0.01
2. Changing numbers 8025 x 20, + 16 986, div. by 0.5
3. True/false mixed ops and decimals
4. True/false mixed ops and decimals
5. Double up and add 3.76
6. Hundredths crossing: Addition of numbers with 2 dp
7. Hundredths crossing: Addition of numbers with 2 dp
8. Hundredths crossing: Addition of numbers with 2 dp
9. Scoring Decimal Points: Write missing numbers in vertical subtraction
10. Scoring Decimal Points: Write missing numbers in vertical subtraction
11. Scoring Decimal Points: Write missing numbers in vertical subtraction
12. Subtraction Chains: Subtractions with 2 dp
13. Subtraction Chains: Subtractions with 2 dp
14. Fractionally Different: Click all fractions greater than one-third
15. Truth about fractions: Select the larger number 82/40 or 2.5
16. Select decimal number and percentage corresponding to a common fraction
17. Truth about fractions: Click the smaller fraction 7/8 or 90%
18. A taxing question: Determine which is the larger amount of tax paid
19. Golden fleece: Calculate percentage discount
20. Screen saver: Calculate percentage discount
21. Size Wise: Click the largest fraction
22. Size Wise: Click the largest fraction
23. A long trip home: Calculate a total from a percentage
24. A big bill: Calculate a total from a percentage
25. Well-watered campers: Calculate a total from a percentage
26. More or less fractions: Click the expression which is lesser in value
27. Persistently Perusing Percentages: Write a percentage as a decimal number
28. Persistently Perusing Percentages: Write a percentage as a decimal number
29. A tasty sweetener: Calculate a percentage increase of a quantity or number
30. Fancy pants: Calculate original price before discount
31. Pocketing the savings: Calculate original price before discount.
32. Falling Prices, Rising trade: Calculate original price given percentage discount
33. Rock on: Calculate a discount as a percentage
34. As time goes by : Calculate the first quantity given a final figure and percentage increase.
35. Footy fever: Calculate a new price given the old price and percentage increase
36. The bread and butter issue: Calculate a price difference as a percentage of one amount
37. Blow your own trumpet: Calculate a price increase as a percentage of the former price
38. You can bank on it: Calculate simple interest
39. Interesting figures: Calculate simple interest
40. Sum it up: Identify the correct calculation to solve a problem
41. Sum it up: Identify the correct calculation to solve a problem
42. Sum it up: Identify the correct calculation to solve a problem
43. Sum it up: Identify the correct calculation to solve a problem
44. Fearlessly fathoming fractions: Write 96% as a fraction in its lowest terms
45. Percentage Wise: 90% of ?=3510
46. Percentage Wise: 560% of 12 litres=?
47. Percentage Wise: Increase 320 by 80%
48. Percentage Wise: Increase 4L by 1%
49. Percentage Wise: Decrease 3L by 60%
50. The truth about fractions: Select the larger fraction
51. The truth about fractions: Select the smaller fraction
52. More or less: Select the larger number 34% of 75or 5/7 of 85
53. More or less: Select the larger number 82% of 40 or 5/4 of 25
54. More or less: Select the larger fraction 5 out of 16 or 8/25
55. You can bank on it: Compare interest rates from capital and dividend figures
56. Buttering up the customers: Price comparison
57. Fast shoe shuffle: Calculate prices using percentage increase and decrease
58. Detective Duck
59. Detective Duck
60. Detective Duck
61. Detective Duck: Addition, subtraction of fractions
62. Swordfish Pasta : Increasing ratios in cooking
63. Bean-speak!: Calculate relative proportions of red jelly beans
64. Under the umbrella: Click the lower proportion
65. Singing a scale: Calculate numbers from a ratio
66. A policeman's lot: Write a number as a proportion of another number
67. Scales to scale: Describe the relationship between two measurements
68. Charlotte counts coffees: Write numbers in a ratio relationship
69. Cellular population: Write numbers in a ratio relationship
70. Legal scale: Investigate proportional relationships
71. Music by scale: Identify proportional relationships
72. Music by scale: Investigate proportional relationships
73. Dig for the food facts: Investigate proportional relationships
74. Building to scale: Identify proportional relationships
75. Painting to scale: Investigate proportional relationships
76. Tiling to scale: Investigate proportional relationships
77. Ball Park Figures: Investigate proportional relationships
78. Shoot for the stars: Investigate ratio
79. Triangular numbers: Calculate lengths using triangle ratios
80. Triangular numbers: Calculate lengths using triangle ratios
81. Triangular numbers: Calculate lengths using triangle ratios
82. Triangular numbers: Calculate lengths using triangle ratios
83. Triangular numbers: Calculate lengths using triangle ratios
84. Brain scale: Divide a sum of money in a given ratio
85. Industrial relations: Calculate a sum of money in a given proportion
86. Industrial relations: Calculate a new pay rate in proportion to the previous rate
87. Patti's Party Punch: Calculate quantities by ratio
88. Patti's Apple Crumble: Calculate quantities by ratio
89. Be a sport!: Determine which is the larger proportion
90. Fair Dinkum ratios: Write quantities in ratio form
91. Charity knocks: Write quantities in ratio form
92. Charity knocks: Write quantities in ratio form
93. Scales of justice: Divide a sum of money in a given ratio
94. Charity knocks: Write measurements in ratio form
95. Fallling Scale: Express a quantity as a proportion of another quantity
96. WonderLand Maths: Ratio calculations
97. Run to scale: Calculate a distance from a ratio
98. Mixing by scale: Calculate quantities from a given percentage
99. ScreamWorld: Calculate numbers from ratios and percentages
100. Pies and Fries: Calculate a quantity from a ratio
101. WonderLand Maths: Ratio calculations
102. WonderLand Maths: Ratio calculations
103. WonderLand Maths: Ratio calculations
104. WonderLand Maths: Ratio calculations
105. WonderLand Maths: Ratio calculations
106. Gone to pot: Calculate using ratios
107. Chocolate disaster: Divide a quantity according to a given ratio
108. WonderLand Maths: Ratio calculations
109. WonderLand Maths: Ratio calculations
110. WonderLand Maths: Ratio calculations
111. Liquid display: Write three volumes as a ratio
112. Length wise: Write two measurements as a ratio
113. Massive ratios: Write two weights as a ratio
114. Fluid mechanics: Write two volumes as a ratio
115. Population Proportions: Investigate proportional relationships
116. Ancient Scale: Investigate proportional relationships
117. Don't Hurry, Be Happy: Calculate speed from distance and time
118. Starfish scramble: Calculate speed from distance and time
119. Building blocks: Investigate proportional relationships
120. A problem of geometric proportions: Investigate relationship between perimeter and area of rectangle
121. Triangular numbers: Investigate triangle ratios
122. Triangular numbers: Investigate triangle ratios
123. Trinagular numbers: Investigate triangle ratios
124. Trinagular numbers: Investigate triangle ratios
125. Apres moi le deluge: Calculate rainfall from rate of precipitation
126. Apres moi le deluge: Calculate rainfall from rate of precipitation
127. Gauging the Rainfall: Investigate ratio and proportion
128. Finishing the fence: Calculate time taken from rate of work
129. Finishing the fence: Calculate time taken from rate of work
130. Powering Down: Calculate cost from ratios
131. Counting Beans: Calculate proportions from a given ratio
132. Budding Buddies: Calculate from ratios
133. Food Rationing: Calculate quantities from ratios
134. Gold Index: Calculate cost from ratios
135. Coffee Calculations: Calculate quanitites from ratios
136. Mouse multiplication: Express relationships between quantities as a ratio
137. Swim in the fast lane: Calculate speed from a ratio
138. Theories of Relativity: Express relationships as a ratio in its simplest form
139. Theories of Relativity: Calculate amounts from a ratio
140. Theories of Relativity: Calculate amounts from a ratio
141. Theories of Relativity: Calculate amounts from a ratio
142. Map Maths: Interpret map scale and write distances as a ratio
143. Cup Fever: Express relationships between quantities as a ratio
144. Off The Scale: Calculate new temperature given a rate of change.
145. Just Deserts: Calculate rainfall from a ratio
146. Figuring the Fences: Investigate relationship between perimeter and area
147. It never rains...: Calculate rainfall from a ratio
148. Boat rations: Calculate with reference to man-days of work
149. Running to scale: Express a relationship between two numbers as a ratio
150. Tackling the heights: Calculate a dimension from a scale model
151. Where There's A Will: Express a relationship between quantities as a ratio
152. Food for thought: Calculate quantities from a ratio
153. Patti's Lemon Custard Pudding: Write quantities in ratio form
154. Patti's Apple Crumble: Write quantities in ratio form
155. Patti's Omelette: Write quantities in ratio form
156. Patti's Strawberry Sauce: Write quantities in ratio form
157. Patti's Steamed Fruit Pudding: Write quantities in ratio form
158. Patti's Tuna Pie: Write quantities in ratio form
159. Patti's Lasagne: Write quantities in ratio form
160. Patti's Patty Cakes: Write quantities in ratio form
161. Patti's Party Punch: Write quantities in ratio form
162. Circular Logic: How many arc-seconds in a circle?
163. Detective Duck: Write a fraction as a percentage
164. Detective Duck: Write a fraction as a percentage
165. Detective Duck: Write a fraction as a percentage
166. Detective Duck: Write a fraction as a percentage
167. Detective Duck: Write a fraction as a percentage
168. Detective Duck: Write a fraction as a percentage
169. Detective Duck: Write a fraction as a percentage
170. Detective Duck: Calculate numbers from percentages
171. Detective Duck: Write a fraction as a percentage
172. Detective Duck: Write a fraction as a percentage
173. Detective Duck: Solve a fractional number pattern
174. Detective Duck: Write one number as a fraction of another
175. Detective Duck: Write the fraction halfway between two other fractions
176. Up and Up: 466.5+577.6=?
177. Fraction Quest: Click the larger number 33/10 or 3.2
178. Gone to pot: Calculate using ratios
179. Gone to pot: Calculate using ratios
180. Boat rations: Calculate with reference to man-days of work
181. Boat rations: Calculate with reference to man-days of work
182. Where There's A Will: Express a relationship between quantities as a ratio (1)