Starter quiz
- Match the number of multiples of 8 that are equivalent to the multiples of 4
- 2 × 4 = _ × 8⇔1 ✓
- 6 × 4 = _ × 8⇔3 ✓
- 10 × 4 = _ x 8⇔5 ✓
- 12 × 4 = _ × 8⇔6 ✓
- Match the answers to the equations. Remember that when one factor halves, the product also halves.
- 10 × 8 = 80 so 10 × 4 =⇔40 ✓
- 4 × 8 = 32 so 4 × 4 =⇔16 ✓
- 8 × 8 = 64 so 8 × 4 =⇔32 ✓
- 3 × 8 = 24 so 3 × 4 =⇔12 ✓
- Match the multiples of 4 and multiples of 8 that give the same product.
- 6 × 8⇔12 × 4 ✓
- 8 × 3⇔6 × 4 ✓
- 4 × 8⇔8 × 4 ✓
- 5 × 8⇔4 × 10 ✓
Look at the image. If each square was replaced by an octagon, how many sides would the shapes have in total? ______ sides.- '32' ✓
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