Mental multiplication tricks
5th grade (Year 6 in England) · 16 questions · Common Core: 5.NBT.B.5 · England: Y6 Multiplication and division
Name
Date
Score/ 16
Question 1
Use doubling and halving to work out 16 × 15.
Answer
Question 2
24 × 25 = ?
Answer
Question 3
Use doubling and halving to work out 18 × 15.
Answer
Question 4
18 × 99 = ?
Answer
Question 5
Use doubling and halving to work out 28 × 35.
Answer
Question 6
88 × 5 = ?
Answer
Question 7
Use doubling and halving to work out 24 × 25.
Answer
Question 8
29 × 9 = ?
Answer
Question 9
Use doubling and halving to work out 24 × 25.
Answer
Question 10
84 × 25 = ?
Answer
Question 11
Use doubling and halving to work out 24 × 35.
Answer
Question 12
62 × 9 = ?
Answer
Question 13
Use doubling and halving to work out 28 × 45.
Answer
Question 14
96 × 5 = ?
Answer
Question 15
Use doubling and halving to work out 16 × 35.
Answer
Question 16
14 × 9 = ?
Answer
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