🎯 WALT & Success Criteria
WALT (We Are Learning To): Add and subtract whole numbers, decimals, and solve word problems accurately and efficiently.
Success Criteria — I can:
✅ Add and subtract whole numbers without a calculator
✅ Add and subtract decimal numbers correctly, aligning decimal points
✅ Solve real-world addition and subtraction word problems
✅ Check my answers using inverse operations
💡 Dyslexia-Friendly Tip: You may use a ruler to track each line. Take your time — accuracy matters more than speed!
📋 Instructions
Answer all questions in the spaces provided. Show your working where required. All answers are short answer format — write your final answer clearly. No calculators unless your teacher says so.
Sections: Part A — Whole Numbers | Part B — Decimals | Part C — Word Problems
🔢 Part A: Whole Numbers (Questions 1–40)
Calculate each answer. Show working in the box if needed.
1. 345 + 212 = ________
2. 678 + 321 = ________
3. 504 + 396 = ________
4. 1,250 + 3,740 = ________
5. 8,001 + 1,999 = ________
6. 47 + 83 + 65 = ________
7. 123 + 456 + 789 = ________
8. 2,345 + 6,789 = ________
9. 10,000 + 4,567 = ________
10. 99 + 101 + 200 = ________
11. 500 − 275 = ________
12. 1,000 − 437 = ________
13. 876 − 543 = ________
14. 2,500 − 1,875 = ________
15. 10,000 − 3,256 = ________
16. 700 − 89 = ________
17. 4,321 − 2,109 = ________
18. 9,000 − 4,567 = ________
19. 6,050 − 2,999 = ________
20. 15,000 − 7,845 = ________
21. 364 + 528 − 192 = ________
22. 1,000 − 250 + 375 = ________
23. 5,000 + 2,345 − 1,200 = ________
24. 800 − 350 + 120 = ________
25. 3,600 + 1,400 − 2,500 = ________
26. 999 + 1 = ________
27. 10,500 − 500 = ________
28. 4,875 + 125 = ________
29. 7,200 − 3,600 = ________
30. 12,345 + 6,655 = ________
31. 450 + 550 = ________
32. 3,000 − 1,500 = ________
33. 8,888 + 1,112 = ________
34. 6,000 − 2,750 = ________
35. 25,000 + 15,000 = ________
36. 50,000 − 23,456 = ________
37. 11,111 + 22,222 = ________
38. 100,000 − 45,678 = ________
39. 75,000 + 25,000 = ________
40. 60,000 − 19,999 = ________
🔣 Part B: Decimals (Questions 41–70)
Remember to align your decimal points when working these out!
41. 3.5 + 2.4 = ________
42. 7.8 + 1.6 = ________
43. 12.45 + 6.30 = ________
44. 0.75 + 0.25 = ________
45. 9.99 + 0.01 = ________
46. 14.6 + 5.75 = ________
47. 100.5 + 49.5 = ________
48. 3.14 + 2.86 = ________
49. 0.5 + 1.75 + 2.25 = ________
50. 8.09 + 3.91 = ________
51. 10.0 − 4.5 = ________
52. 7.5 − 3.2 = ________
53. 20.00 − 8.75 = ________
54. 5.00 − 2.99 = ________
55. 100.0 − 37.6 = ________
56. 15.50 − 6.25 = ________
57. 9.00 − 4.55 = ________
58. 50.0 − 12.75 = ________
59. 1.00 − 0.37 = ________
60. 200.0 − 99.9 = ________
61. 4.5 + 3.75 − 2.25 = ________
62. 10.0 − 3.6 + 1.4 = ________
63. 0.99 + 0.01 + 5.5 = ________
64. 25.50 − 10.25 + 4.75 = ________
65. 7.8 − 2.3 + 1.5 = ________
66. 0.125 + 0.875 = ________
67. 3.333 + 6.667 = ________
68. 50.05 − 25.05 = ________
69. 12.4 + 7.6 − 10.0 = ________
70. 99.99 + 0.01 = ________
📖 Part C: Word Problems (Questions 71–100)
Read each question carefully. Write your working and circle your final answer.
71. Aroha has $45.50 in her wallet. She earns $32.00 babysitting. How much does she have in total?
72. A school trip costs $125.00. Tama has saved $78.50. How much more does he need?
73. The temperature in Christchurch was 18°C at noon. It dropped 7°C by evening. What was the evening temperature?
74. A rugby field is 100 metres long. The try zone adds 6 metres at each end. What is the total length?
75. Hemi ran 3.5 km on Monday, 4.2 km on Wednesday, and 2.8 km on Friday. How far did he run in total?
76. A bag of kūmara weighs 2.75 kg. Another bag weighs 1.50 kg. What is the combined weight?
77. A bookshelf holds 350 books. There are 278 books on it. How many more books can fit?
78. Mia spent $12.40 on lunch and $8.95 on a snack. How much did she spend altogether?
79. A water tank holds 5,000 litres. After a dry week, only 1,875 litres remain. How much water was used?
80. A school raised $3,450 in Week 1 and $2,875 in Week 2 for a fundraiser. What was the total raised?
81. A train travels 245 km from Auckland to Hamilton, then another 130 km to Rotorua. What is the total distance?
82. There are 1,200 students at a school. 487 are in Years 9–10. How many are in other year groups?
83. Rangi saved $200.00. He bought shoes for $89.99 and a cap for $24.50. How much does he have left?
84. A recipe needs 1.25 kg of flour. You have 0.75 kg. How much more flour do you need?
85. Two friends walk to school. Wiremu walks 1.8 km and Sione walks 2.4 km. How much further does Sione walk?
86. A shop has 560 items in stock. They sell 234 items on Saturday and 178 on Sunday. How many items remain?
87. The temperature in Queenstown was −3°C in the morning and rose by 11°C by afternoon. What was the afternoon temperature?
88. Jade has three lengths of ribbon: 45 cm, 62 cm, and 38 cm. What is the total length in centimetres?
89. A school garden project costs $1,500. The school contributes $650 and parents contribute $475. How much more is needed?
90. A container ship carries 12,500 tonnes of cargo. It unloads 4,875 tonnes at Tauranga. How much cargo remains?
91. A student reads 45 pages on Monday, 62 pages on Tuesday, and 38 pages on Wednesday. How many pages in total?
92. A pool is 50 metres long. A swimmer completes 8 lengths. How far have they swum in total?
93. Lena earns $15.50 per hour. She works 6 hours on Saturday. How much does she earn? (Hint: use repeated addition)
94. A school camp costs $385 per student. 24 students attend. The school subsidises $120 per student. What does each student pay?
95. Mt Ruapehu is 2,797 metres above sea level. Mt Taranaki is 2,518 metres. What is the difference in height?
96. A supermarket order totals $234.60. A discount of $15.75 is applied. What is the final cost?
97. Three students measure their heights: 162.5 cm, 175.0 cm, and 158.5 cm. What is the total of all three heights?
98. A school library had 4,200 books. They donated 350 books and received 520 new ones. How many books are there now?
99. Koha collected 5.75 kg of cans, Pita collected 3.50 kg, and Ella collected 4.25 kg for a recycling drive. What was the total weight collected?
100. A class fundraiser goal is $2,000. In Week 1 they raised $645.50, in Week 2 they raised $712.75, and in Week 3 they raised $498.00. Did they reach their goal? By how much did they exceed or fall short?
🚀 Extension Activity (Advanced Learners)
Finished early? Try these challenges!
E1. Create your own word problem using addition and subtraction with at least three steps. Swap with a classmate and solve each other's problems.
E2. Investigate: If you add any two consecutive numbers (e.g., 5 + 6), the result is always odd. Can you prove this using algebra? Write your explanation below.
E3. A bank account starts at $1,000.00. Over five days, the following transactions occur: +$234.50, −$89.99, +$150.00, −$312.75, +$45.25. What is the final balance? Show all working.
✅ Answer Key
For teacher use. Distribute after the quiz is completed.
Part A: Whole Numbers
1. 557 | 2. 999 | 3. 900 | 4. 4,990 | 5. 10,000
6. 195 | 7. 1,368 | 8. 9,134 | 9. 14,567 | 10. 400
11. 225 | 12. 563 | 13. 333 | 14. 625 | 15. 6,744
16. 611 | 17. 2,212 | 18. 4,433 | 19. 3,051 | 20. 7,155
21. 700 | 22. 1,125 | 23. 6,145 | 24. 570 | 25. 2,500
26. 1,000 | 27. 10,000 | 28. 5,000 | 29. 3,600 | 30. 19,000
31. 1,000 | 32. 1,500 | 33. 10,000 | 34. 3,250 | 35. 40,000
36. 26,544 | 37. 33,333 | 38. 54,322 | 39. 100,000 | 40. 40,001
Part B: Decimals
41. 5.9 | 42. 9.4 | 43. 18.75 | 44. 1.00 | 45. 10.00
46. 20.35 | 47. 150.0 | 48. 6.00 | 49. 4.50 | 50. 12.00
51. 5.5 | 52. 4.3 | 53. 11.25 | 54. 2.01 | 55. 62.4
56. 9.25 | 57. 4.45 | 58. 37.25 | 59. 0.63 | 60. 100.1
61. 6.00 | 62. 7.8 | 63. 6.50 | 64. 20.00 | 65. 7.0
66. 1.000 | 67. 10.000 | 68. 25.00 | 69. 10.0 | 70. 100.00
Part C: Word Problems
71. $77.50 | 72. $46.50 | 73. 11°C | 74. 112 metres | 75. 10.5 km
76. 4.25 kg | 77. 72 books | 78. $21.35 | 79. 3,125 litres | 80. $6,325
81. 375 km | 82. 713 students | 83. $85.51 | 84. 0.50 kg | 85. 0.6 km
86. 148 items | 87. 8°C | 88. 145 cm | 89. $375 | 90. 7,625 tonnes
91. 145 pages | 92. 400 metres | 93. $93.00 | 94. $265 per student | 95. 279 metres
96. $218.85 | 97. 496.0 cm | 98. 4,370 books | 99. 13.50 kg | 100. Total raised: $1,856.25 — fell short by $143.75
Extension Answers
E3. Final balance: $1,000.00 + $234.50 − $89.99 + $150.00 − $312.75 + $45.25 = $1,027.01
