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show the following using the number line or tiles.
1. (+2)+(+4)
2. (-4)+(-3)
3. (+5)-(+2)​


Sagot :

1.⬜️⬜️+⬜️⬜️⬜️⬜️
2.⬛️⬛️⬛️⬛️+⬛️⬛️⬛️
3.⬜️⬜️⬜️⬜️⬜️-⬜️⬜️

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