Mental Arithmetic Questions Worksheets - Level 6 Page 18
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21Mental Arithmetic Questions
1. Add four to minus five.
Think of a number
-1
line
- 5 + 4 =
2. What number should you add to minus
three to get the answer five?
KS3 MATHEMATICS
Think of a number line again
10 4 10
8
-3 +
= 5
+3
+5
-3
0
5
3. How many nought point fives are there in
Level 6 Answers
ten?
Remember 0.5 = ½
20
20 x ½ = 10
Day 9
10 ÷ 0.5 =
4. On average, the driest place on earth
gets only nought point five millimetres of
rain every year.
In total, how much rain would it expect to
get in twenty years?
10 mm
0.5 x 20 =
5. What is the sum of the angles in a
rhombus?
360°
A rhombus is a quadrilateral.
All quadrilaterals have an
angle sum of 360°
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