Our I can statement is I can add and subtract three-digit numbers. Mia and Lin were asked to find the value of 500 minus 387. On the screen, we can see how Mia decided to answer the problem.

The number of shapes varied between 1 and 5 and the colour of the shapes told the bee whether it needed to add one (blue) or subtract one (yellow) from the initial number.

To add -4 and 5, draw the starting number on a number line and count to the right when adding positive numbers. So, \(-4 + 5 = 1\) Subtracting with negative numbers ...

Add & Subtract using 10. Season 2 Episode 203 | 15m 59s Video has Closed Captions | CC. Represent teen numbers with addition and subtraction equations involving one 10. Aired 11/30/2021 | Rating TV-Y ...

To add -4 and 5, draw the starting number on a number line and count to the right when adding numbers. What is the difference in temperature between a desert at 40 °C and a mountain top at -2 °C ...

And they add on the number line in order to subtract, ... One way “is to show that 34-9 is the same problem as 35-10" by shifting up the number line.