1 answer:
D is the answer
(4+8)+1 = 13
4+(8+1) = 13
Therefore equation D is true
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Answer:
3 x 9 = 27
Step-by-step explanation:
1 * 9 = 9
2 * 9 = 18
3 * 9 = 27
Answer: 57.266
Align all the decimal point and do the operation required.
Yes, it does.
Ex:
2 + 3 = 3 +2 => 5 = 5
For negative integers:
(-2) + (-3) = (-3) + (-2) => -5 = -5
Answer:
by adding counters to the total
