# Subtracting Integers. Integers +1 Integers Positive and negative numbers cancel each other. +1+ (-1) = 00.

## Presentation on theme: "Subtracting Integers. Integers +1 Integers Positive and negative numbers cancel each other. +1+ (-1) = 00."— Presentation transcript:

Subtracting Integers

Integers +1

Integers Positive and negative numbers cancel each other. +1+ (-1) = 00

Integers What number do I have on the screen now? 00 Went dancing Went out to dinner Went to the movies Went to the beach Went hiking

Integers SUBTRACT!!!! +2 (-4) = +6+6 I need to take away 4 negative counters, but I do not have any negative counters!!! How can I take away something I do not have?!?!

Integers SUBTRACT!!!! +3 +6+6 (-3) =

Integers SUBTRACT!!!! +1 +3+3 (-2) =

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -5 - (+6) = or -5 - 6 = -11-11

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -5 – (-6) = +1+1

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -3 - 2 = -5-5

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -3 – (-2) =

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -4 - (+10) = -14-14

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -4 - (-10) = +6+6

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. 10 - (-3) = +13+13

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. 10 – (+3) = +7+7

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. +4 – (-6) = +10+10

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. +4 – (+6) = -2-2

Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. +5 - (-5) = +10+10

And now… let’s practice on the paper Use your counters!