Year 6 Calculation 1

Multiply multi-digit numbers up to 4 digits by a two-digit whole number using the formal written method of long multiplication.

Y6 Calculation 1 Fluency – Fluency and reasoning sheet.
Y6 Calc 1 Problem Solving – Word problem and further investigation.
Y6 Calc 1 Investigation  – A print out of the investigation seen below

Investigation – Consecutive multiplication.




A four digit number multiplied by a two digit number gives an answer of 244,154.

The four-digit number has consecutive ascending digits (such as 1234). The two-digit number has consecutive descending digits (such as 21).

Can you work out the number sentence?

Consider the different approaches you can use to find the answer (or question)




The answer to this problem is:


5,678 x 43.