Let's go through each question in the
Mental Maths Quiz 2:1 and solve them step by step.
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1) 3 + 9
Addition:
3 + 9 =
12
✔ Answer: 12
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2) Write down the next number:
Sequence: 18, 19, 20, 21, 22, 23, 24, ___
This is a counting sequence increasing by 1.
Next number after 24 is
25
✔ Answer: 25
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3) How many sides?
The shape shown is a
trapezoid (a quadrilateral with one pair of parallel sides).
All trapezoids have
4 sides.
✔ Answer: 4
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4) 11 – 5
Subtraction:
11 - 5 =
6
✔ Answer: 6
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5) Which number is missing from the number line?
Number line:
17 — 18 — 19 — 20 — 21 — ? — 23
We see:
- From 21 to 23, there’s a gap.
- So, the missing number between 21 and 23 is
22
✔ Answer: 22
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6) How many fish?
Count the yellow fish:
There are
8 fish in the row.
✔ Answer: 8
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7) What number comes after 26?
After 26 comes
27
✔ Answer: 27
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8) How much money?
Coins shown:
- One
10 pence coin
- Two
5 pence coins (orange ones)
So:
- 10p + 5p + 5p =
20p
✔ Answer: 20p
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9) I have 10 bananas. I eat 3 of them. How many are left?
10 - 3 =
7
✔ Answer: 7
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10) Sally has 5 cakes. She makes 2 more. How many does she have now?
5 + 2 =
7
✔ Answer: 7
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11) Draw the next shape in the sequence.
Sequence: △ □ △ □ △ □
Pattern: Alternating triangle and square.
Last shape is □, so next should be
△
✔ Answer: Draw a triangle (△)
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12) Which number comes before 18?
One less than 18 is
17
✔ Answer: 17
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✔ Final Answers Summary:
| Question | Answer |
|--------|--------|
| 1 | 12 |
| 2 | 25 |
| 3 | 4 |
| 4 | 6 |
| 5 | 22 |
| 6 | 8 |
| 7 | 27 |
| 8 | 20p |
| 9 | 7 |
| 10 | 7 |
| 11 | △ (triangle) |
| 12 | 17 |
Let me know if you'd like this formatted as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of year two maths worksheet.
