1.) Darcy modeled (+7) x (+3) on a number line by drawing seven arrows. Ishnan modelled (+7) x (+3) on a number line by drawing only three arrows. explain ishnan thinking.
Answer:
Ishnan thinking is wrong because the right answer is positive 21 but if he draw only three arrows the answer will be positive 9.
5.) what multiplication statement does each diagram represent?
The answer is (+2) x (-6)= -12
5.B)
The answer for this question is (+4) x (+4) = +16
7.) Determine each product.
a.) (+4) x (-7) b.) (+2) x (+9)
A.) In this question I solve this by using number line. the answer for this question is -28.
B.) In this question i answer this by number line. the answer for this question is -18 because 2 groups of 9 is 18.
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