1. (+32) - (+12)=___
2. (+52) - (-53)=___
3. (-80) - ___= 0
4. ___ - (+45) = +60
5. (-89) - (+58) = ___
1. (+45) x (+45)=__
2. (+65) x (-35)=___
3. ___ x (-80)= +640
4. (+48)(-72)=___
1. (+12) ➗ (-4)=___
2. (-45)➗ (+9)=___
3. (___)➗(-5)= +80
4. (-72)➗___= (-9)
5. (+30)➗(-10)=___
5. (-12)(___)= +48
6. (-2) x (-2) x (-2)=__
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Answer:
1. +20
2. +110
3. -80
4. +105
5. +147