Find $2\times869$2×869.
A rock climber descends from the top of a cliff face to the ground in $7$7 stages, dropping $109$109 metres each time.
What is the height of the cliff face?
Which of the following patterns double each time?
Find the next number in the pattern:
selects and applies appropriate strategies for multiplication and division, and applies the order of operations to calculations involving more than one operation
analyses and creates geometric and number patterns, constructs and completes number sentences, and locates points on the Cartesian plane