Here are the step-by-step solutions for each problem. Remember the rules for integers:
*
Multiplication/Division: If the signs are the same (both positive or both negative), the answer is positive. If the signs are different (one positive, one negative), the answer is negative.
a) 1 x (-4)
* Positive times negative equals negative.
* $1 \times 4 = 4$
* Answer:
-4
b) 5 x (+7)
* Positive times positive equals positive.
* $5 \times 7 = 35$
* Answer:
35
c) -3 x (-2)
* Negative times negative equals positive.
* $3 \times 2 = 6$
* Answer:
6
d) -12 x (+8)
* Negative times positive equals negative.
* $12 \times 8 = 96$
* Answer:
-96
e) 3 x (-7)
* Positive times negative equals negative.
* $3 \times 7 = 21$
* Answer:
-21
f) -4 x (-4)
* Negative times negative equals positive.
* $4 \times 4 = 16$
* Answer:
16
g) 12 ÷ (-3)
* Positive divided by negative equals negative.
* $12 \div 3 = 4$
* Answer:
-4
h) -18 ÷ (+2)
* Negative divided by positive equals negative.
* $18 \div 2 = 9$
* Answer:
-9
i) 4 ÷ (-2)
* Positive divided by negative equals negative.
* $4 \div 2 = 2$
* Answer:
-2
j) -20 ÷ (-5)
* Negative divided by negative equals positive.
* $20 \div 5 = 4$
* Answer:
4
k) -50 ÷ (+10)
* Negative divided by positive equals negative.
* $50 \div 10 = 5$
* Answer:
-5
l) 33 ÷ (-3)
* Positive divided by negative equals negative.
* $33 \div 3 = 11$
* Answer:
-11
Final Answer:
a) -4
b) 35
c) 6
d) -96
e) -21
f) 16
g) -4
h) -9
i) -2
j) 4
k) -5
l) -11
Parent Tip: Review the logic above to help your child master the concept of multiplying dividing integers worksheet.
