This engaging team card game allows students to practice adding and subtracting 5-digit numbers using mental methods. Teacher instructions on how to organise and run the task are included, alongside ...

The fastest time to mentally add 200 four-digit numbers is 1 min 9.68 sec, and was achieved by Aaryan Shukla (India) in Dubai, UAE, on 6 December 2024. Aaryan (the 'human calculator') is a serial ...

One of Aaryan Shukla's world records is for mentally adding 100 four-digit numbers in 30.9 seconds. Reading time 2 minutes Remember when your teachers used to say that mental math is important because ...

Make teaching adding 10 to any given number simple, engaging and interactive with this ready-to-use Year 2 Mental Maths lesson PowerPoint. Designed for a 30-minute lesson, this resource is ideal for ...