2021: the product of consecutive primes
2021 = 43 x 47, the product of consecutive primes. Last happened in 1763 (= 41 x 43) and next in...
2021 = 43 x 47, the product of consecutive primes. Last happened in 1763 (= 41 x 43) and next in...
Recognise/use multiples, factors (divisors), highest common factor, lowest common multiple and...
What do you and pupils see when you look at this image without the prompts? This image is about...